# Amicus Curiae Brief — Cooper v. Oklahoma

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## Record

- **Collection:** Supreme Court brief
- **Document type:** Amicus Curiae Brief
- **Published:** January 1, 1996
- **Citation:** 517 U.S. 348

## Text

g |
S No. 95-5207 (g)
2
Y ~

RS In THE

Supreme Court of the United States

OCTOBER TERM, 1995

BYRON KEITH COOPER,
Petitioner,
Vv.

STATE OF OKLAHOMA,
Respondent.

On Writ of Certiorari to the
Oklahoma Court of Criminal Appeals

MOTION FOR LEAVE TO FILE BRIEF AMICI CURIAE
AND BRIEF OF THE AMERICAN ASSOCIATION
ON MENTAL RETARDATION,

THE ARC,

THE AMERICAN ORTHOPSYCHIATRIC ASSOCIATION,
THE AMERICAN NETWORK OF COMMUNITY
OPTIONS AND RESOURCES, AND
THE AMERICAN ASSOCIATION OF UNIVERSITY
AFFILIATED PROGRAMS IN DEVELOPMENTAL
DISABILITIES AS AMICI CURIAE
IN SUPPORT OF PETITIONER

JAMES W. ELLIS

Counsel of Record
BARBARA E. BERGMAN
1117 Stanford, N.E.
Albuquerque, New Mexico 87131
(505) 277-2146
Counsel for Amici Curiae

WILSON - Eres Printing Co., Inc. - 789-0096 - WASHINGTON, D.C. 20001

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Phy some to Rule 37.3(b

MOTION FOR LEAVE TO FILE BRIEF AMICI CURIAE

mental retardation. Amici wish to present to the Court
relevant information from the clinical literature on
fendants with mental retardation. Amici also wish
address the particular difficulties present when the eviden-
tiary burden is placed on a defendant by clear and con-

Amici believe that the Oklahoma statute, providing
that a defendant can be found incompetent to stand trial
only if the defendant proves incompetency by clear and
convincing evidence, will produce trials of substantial
numbers of incompetent defendants, and will thereby risk
erroneous convictions.

CONCLUSION

For the above-stated reasons, we respectfully urge the
Court to grant this motion for leave to file the accom-
panying brief in the present case in support of Petitioner.

Respectfully submitted,

JAMES W. ELLIS
Counsel of Record

BARBARA E. BERGMAN

1117 Stanford, N.E.

Albuquerque, New Mexico 87131

(505) 277-2146

Counsel for Amici Curiae

TABLE OF CONTENTS

INTEREST OF AMICI CURIAB -.00
SUMMARY OF ARGUMENT |...

ARGUMENT:
I. ANY TRIAL OF AN INCOMPETENT DE-

Il.

Ill,

FENDANT RAISES THE MOST SERIOUS
ISSUES OF FAIRNESS ................. spannberpunntnnaent

DEFENDANTS WITH MENTAL RETARDA-
TION FACE A SUBSTANTIAL RISK OF
BEING TRIED WHILE INCOMPETENT, AND
PLACING AN EXTRAORDINARY BURDEN
OF PROOF ON THEM WILL INCREASE
THAT RISK UNACCEPTABLY |W...

PERMITTING STATES TO REQUIRE DE-
FENDANTS WITH MENTAL DISABILITIES
TO DEMONSTRATE THEIR INCOMPE-
TENCE BY “CLEAR AND CONVINCING EVI-
DENCE” CREATES A SUBSTANTIAL RISK
OF MISCARRIAGES OF JUSTICE ................

heavy burden, which will be understood by

Page
1

12

12

18

15
19

ii
TABLE OF AUTHORITIES

FEDERAL CASES: Page
Addington v. Texas, 441 U.S. 418 (1979) ..._. 12, 13, 15
City of Cleburne v. Cleburne Living Center, 473

EY Tree oe ee 7
Cruzan v. Director, Missouri Department of Health,

ey WT I i 12, 14
Drope v. Missouri, 420 U.S. 162 (1975) i a 4
Dusky v. United States, 362 U.S. 402 (1960) ___. 6
Godinez v. Moran, 118 S. Ct. 2680 (1998)... 4,6
Medina v. California, 505 U.S. 487 (1992) 5, 16, 17
Pate v. Robinson, 383 U.S. 375 (1966) 4
Penry v. Lynaugh, 492 U.S. 302 (1989) 5
Riggins v. Nevada, 504 U.S. 127 (1992)... 6
Woodby v. Immigration and Naturalization Service,

ns Rs I i 13

STATE CASES:

Angela P. v. Ronald P., 623 P.2d 198 (Cal. 1981) . 14
Fiz v. Fiz, 847 S.W.2d 762 (Mo. 1998)... 14
Estate of Larimore v. Chatterton, 381 N.E.2d 76

Ga Ga, TEED annie 14
Matter of C.G., 687 P.2d 66 (Okla. 1981) i4
Orkin Exterminating Co. v. Traina, 486 N.E.2d

| 8 ee 14
Pickens v. Black, 885 S.W.2d 872 (Ark. 1994) __. 14

STATUTES:

Conn. Gen. Stat. Ann. § 54-56d(b) (West 1994) 12
Okla. Stat. Ann. tit. 22, § 1175.4 (West Cum. Supp.

1996) .. 12
Pa. Cons. Stat. Ann. tit. 50, § 7408(a) (1995 Cum.

ID ccncnenthitennittiectcictnarasibictchahaitinncsaatianiliilt eta 12
R.I. Gen. Laws § 40.1-5.3-8(b) (1994 Cum. Supp.) .. 12

STATE JURY INSTRUCTIONS:

Oklahoma Jury Instructions—Civil 3.2 sits 15

iii
TABLE OF AUTHORITIES—Continued

MISCELLANEOUS AUTHORITIES:

American Association on Mental Retardation, Men-
tal Retardation: Definition, Classification, and
Systems of Supports (9th ed. 1992)...

American Bar Association, Criminal Justice Mental
Health Standards 7-5.8 (1989)

Bonnie, The Competence of Criminal Defendants
with Mental Retardation to Participate in Their
Own Defense, 81 J. Crim. L. & Criminology 419
RE ee een Te eee

tion: Defendants and Victims (Ronald W.

Daniel, Beck, Herath, Schmitz & Menninger, Fac-
tors correlated with psychiatric recommenda-
tions of incompetency and insanity, 12 J. Psy-
chiatry & Law 527 (1984) .

Edgerton, The Cloak of Competence: ‘Stigma in
the Lives of the Mentally Retarded (1967).

Ellis & Luckasson, Mentally Retarded Criminal

18

6,8

10

11

Defendants, 58 Geo. Wash. L. Rev. 415 (1985) .... passim

Everington & Luckasson, Addressing the Needs of
the Criminal Defendant with Mental Retarda-
tion: The Special Educator as a Resource to the
Criminal Justice System, 24 Education & Train-
ing in Mental Retardation 193 (1989) —

Everington, Demographic variables associated with
competence to stand trial referral and «valuation
of criminal defendants with mental retardation,
17 J. Psychiatry & Law 627 (1989)...s—ist

Everington, The Competence Assessment for
Standing Trial for Defendants with Mental Re-
tardation (CAST-MR): A Validation Study, 17
Crim. Just. & Behav. 147 (1990)

Forte, The Role of the Clear and Convincing Stand-
ard of Proof in Right to Die Cases, 8 Issues in
Law and Medicine 183 (1992)

Grisso, Five-Year Research Update (1986-1990):
Evaluations for Competence to Stand Trial, 10
Behav. Sci. & the Law 358 (1992) shenee

10

10

14

iv

TABLE OF AUTHORITIES—Continued

Heilbrun & Collins, Evaluations of Trial Compe-
tency and Mental State at Time of Offense: Re-
port Characteristics, 26 Professional 3

2M on Evidence $340 (J.W. Strong
ed., 4th ed. 1992) ccieetbelabiiiienatt iis

vant Attributes, in Mental Retardation and the
Criminal Justice System: Defendants and Vic-

tims 17 (Ronald W. Conley, Ruth Luckasson &
George N. Bouthilet eds., 1992) ees
Note, Earl Washington’s Confession: Mental Re-
tardation and the Law of Confessions, 81 Va. L.
ed | QR SR SRP I as
Perlin, Law and Mental Disability (1994) no oe
Perske, Unequal Justice? What Can Happen When
Persons with Retardation or Other Develop-
mental Disabilities Encounter the Criminal Jus-
ft. fo Cee a
Steadman, Beating a Rap? Defendants Found In-

|
1
i

Page

8,9

18

11

11
17

v

TABLE OF AUTHORITIES—Continued

Steadman & Hartstone, Defendants Incompetent to
Stand Trial, in Mentally Disordered Offenders:
Perspectives from Law and Social Science 39
(John Monahan & Henry J. Steadman eds.,
PSS Ad AE

White, Nichols, Cook, Spengler, Walker & Look,
DP. » ~*° Overshadowing and Mental Retarda-
tio... 2 Meta-Analysis, 100 Am. J. Mental Re-
a

Zetlin & Turner, Self-Perspectives on Being Handi-
capped: Stigma and Adjustment, in Lives in
Process: Mildly Retarded Adulte in a Large
City 93 (Robert B. Edgerton ed., 1984)...

ee

Page

Ne ee re

In THE
Supreme Court of the United States

| Octoper Term, 1995

No. 95-5207

BYRON KEITH Cooper,
Vv.
STATE OF OKLAHOMA,

Respondent.

Petitioner,

On Writ of Certiorari to the
Oklahoma Court of Criminal Appeals

BRIEF OF THE AMERICAN ASSOCIATION
ON MENTAL RETARDATION,
THE ARC,

THE AMERICAN ORTHOPSYCHIATRIC ASSOCIATION,
THE AMERICAN NETWORK OF COMMUNITY
OPTIONS AND RESOURCES, AND
THE AMERICAN ASSOCIATION OF UNIVERSITY
AFFILIATED PROGRAMS IN DEVELOPMENTAL
DISABILITIES AS AMICI CURIAE
IN SUPPORT OF PETITIONER

INTEREST OF AMICI CURIAE

Amici curiae are national professional and voluntary
organizations concerned with the interests of citizens who
have mental disabilities. Amici thus have expertise con-
cerning criminal defendants with mental disabilities and
the nature of their possible incompetence.

2

THE AMERICAN ASSOCIATION ON MENTAL
RETARDATION (AAMR) is the nation’s oldest and
largest interdisciplinary organization of professionals in
the field of mental retardation. AAMR has appeared
before this Court on numerous occasions as amicus
curiae, most recently in Romer v. Evans, No. 94-1039.

THE ARC (formerly the Association for Retarded
Citizens of the United States) is an association of parents,
family members, professionals, and persons with mental
retardation devoted to promoting the interests of people
with mental retardation and their families.

THE AMERICAN ORTHOPSYCHIATRIC ASSO-
CIATION is an interdisciplinary professional organiza-
tion of mental health professionals, including psychiatrists,
psychologists, social workers, educators, and allied pro-
fessionals concerned with the problems, causes, and treat-
ment of mental disabilities.

THE AMERICAN NETWORK OF COMMUNITY
OPTIONS AND RESOURCES (ANCOR) represents
more than 660 agencies nationwide that together support
more than 50,000 people with mental retardation and
other disabilities. Most of the members operate com-
munity residences and support people in their own homes.
About 85 percent of ANCOR members are nonprofit
agencies. The remainder are proprietary agencies or un-
incorporated family care homes.

THE AMERICAN ASSOCIATION OF UNIVER-
SITY AFFILIATED PROGRAMS IN DEVELOP-
MENTAL DISABILITIES (AAUAP) is a _ national
organization of university-based research, training, and
model demonstration programs in the field of mental
retardation.

3

SUMMARY OF ARGUMENT

The prospect of a criminal trial proceeding when the
defendant’s mental disability renders him incapable of
understanding what is happening and unable to assist his
counsel is anathema to our system of justice. Such trials
certainly were unacceptable at common law. In modern
terms, a trial while defendant is unfit to proceed increases
the risk of the conviction of an innocent person while, at
the same time, impeaching the dignity and reputation of
our courts.

Raising the burden of persuasion on the defendant to
prove his own incompetence by “clear and convincing
evidence” increases the likelihood that incompetent de-
fendants will actually face trial in Oklahoma. To deter-
mine whether such an increased risk is tolerable under the
Due Process Clause, this Court must first determine
whether the risk is increased appreciably by the heavier
burden. If, as amici believe, the risk is expanded substan-
tially, the Court must then determine whether there is a
sufficiently compelling reason that justifies this increased
number of cases that will violate the constitutional pro-
hibition against trying unfit defendants.

Amici’s analysis focuses on defendants with mental re-
tardation, who clearly fall within the scope of the Okla-
homa law. Forensic clinicians generally agree that indi-
viduals with mental retardation already pose a substantial
problem of undetected incompetence even without the in-
creased burden of persuasion. The “invisible” nature of
their handicap is exacerbated by their strong motivation
to prevent others from finding out how disabled they are.
The result is that truly unfit defendants, a crucial minority
of whom may be innocent, will face trials they do not
comprehend. Raising the standard of proof can only in-
crease the number of such defendants standing trial.
Additionally, amici’s survey of evidentiary formulations in
state law demonstrates that in many states, including Okla-

4

homa, the interpretation of “clear and convincing evi-
dence” creates an extraordinarily heavy burden of proof
on disabled defendants.

The state has two possible motivations for this novel
and exceptional law, only one of which is legitimate. The
legitimate goal would be to detect malingering defend-
ants. But for defendants with mental retardation, ma-
lingering is simply not a practical problem. And even for
defendants with mental illness, there is no empirical evi-
dence to suggest (nor any logical reason to suppose)
that raising the burden will somehow selectively identify
or target those who may attempt to feign incompetence.

The only other motivation for raising the burden to this
extraordinary level is to allow for the trial of a greater
number of defendants, regardless of whether they are fit
to stand trial. This is not a legitimate state purpose.

Since the risk of incompetent defendants standing trial
is increased substantially by the Oklahoma law, and since
the law does not address directly a substantial problem
that outweighs that risk, this Court should hold that it
violates the Due Process Clause of the Fourteenth Amend-

ment.
ARGUMENT

I. ANY TRIAL OF AN INCOMPETENT DEFENDANT
RAISES THE MOST SERIOUS ISSUES OF FAIR-
NESS.

Following a venerable common law tradition, this Court
has repeatedly emphasized that no trial of an incompetent
defendant will be tolerated. Pate v. Robinson, 383 U.S.
375 (1966); Godinez v. Moran, 113 S.Ct. 2680, 2685
(1993). Writing for a unanimous Court, Chief Justice
Burger described this principle as “fundamental to an
adversary system of justice.” Drope v. Missouri, 420 U.S.
162, 172 (1975).

The importance that this Court has placed on the prohi-
bition against trying individuals with such severe disabili-

5

ties that they are not competent derives both from history
and contemporary perceptions of fairness. “Few principles
are as firmly embedded in Anglo-American criminal juris-
prudence as the doctrine that an ‘incompetent’ defendant
may not be put to trial.” Michael L. Perlin, Law and
Mental Disability 502 (1994); Medina v. California, 505
U.S. 437, 446 (1992) (“The rule that a criminal de-
fendant who is incompetent should not be required to
stand trial has deep roots in our common-law heritage.” ).
But amici are less concerned with tracing the precise
lineage of competence jurisprudence through Hale and
Blackstone, than with fair treatment of individuals with
disabilities and the practical functioning of competence
evaluations in the contemporary criminal justice system."

The Due Process requirement* that defendants must be
competent to stand trial is not merely an artifact of ancient

1 Amici recognize that in determining the requirements of due
process in criminal cases there have been differences within the
Court on the precise role of historical antecedents and of balancing
contemporary equities. See Medina v. California, 505 U.S. 487,
453-54 (1992) (O’Connor, J., concurring in the judgment). While
recognizing the importance of traditions in making these judg-
ments, amici, as organizations concerned with mental disabilities,
believe the Court should be aware of the practical consequences
of adopting constitutional rules in this area.

2 Although amici remain deeply troubled by the continuing prob-
lem of individuals with menta! retardation on death row in those
states that still permit such executions, see Amici Curiae Brief
of American Association on Mental Retardation et al., Penry v.
Lynaug ‘92 U.S. 302, 336 (1989), we do not believe that the
Court sow d decide this case under the Eighth Amendment, as
applied to the states by the Fourteenth Amendment. Although this
Court’s Eighth Amendment cases requiring full and fair adjudica-
tion in death penalty cases are certainly broad enough to encom-
pass a ruling prohibiting a state from substantially increasing the
risk of a capital trial of an incompetent defendant, amici believe
that the Due Process Clause offers a preferable source for such a
holding. This Court has never suggested that states may be less
vigilant in preventing the trial and punishment of incompetent
defendants in noncapital cases.

6

legal concerns. It is central to our courts’ assurance to the
nation’s citizens that all cases involving accusations of
crimes are being fairly adjudicated. “Competence to stand
trial is rudimentary, for upon it depends the main part of
those rights deemed essential to a fair trial, including the
right to effective assistance of counsel, the rights to sum-
mon, to confront, and to cross examine witnesses, and the
right to testify on one’s own behalf or to remain silent
without penalty for doing so.” Riggins v. Nevada, 504
U.S. 127, 139-40 (1992) (Kennedy, J., concurring in the
judgment).*

But in addition to unfairness to defendants, the prohi-
bition on trying incompetent individuals has an additional
justification. It has long been recognized that trying a
defendant who lacks a basic understanding of the charges
and proceedings is an unacceptable affront to the court
system itself. Trial of a defendant whose disability renders
him unable to comprehend that trial with “a rational as
well as factual understanding,” Dusky v. United States,
362 U.S. 402 (1960), has been analogized to the trial of
a defendant in absentia. The courts cannot command the
respect of our citizens if they allow such sham proceedings.
“To proceed against such a person offends the moral
dignity of the process.” Richard J. Bonnie, The Com-
petence of Criminal Defendants with Mental Retardation
to Participate in Their Own Defense, 81 J. Crim. L. &
Criminology 419, 426 (1990) (hereinafter Bonnie).

Therefore in the case at bar, there are two basic issues.
The first is how greatly the Oklahoma rule placing the
burden on the defendant by “clear and convincing evi-
dence” increases the likelihood of a trial of a defendant
who does not meet the Dusky criteria. And the second

3 While there is a sense in which the goal of the competence re-
quirement can be characterized as “modest,” Godinez v. Moran, 113
S.Ct. 2680, 2688 (1993), its function is no less crucial because of
its relatively limited expectations of defendants.

wand

7

issue is whether that increase in the number of trials of
incompetent individuals is justified by a sufficiently com-
pelling benefit to the criminal justice system.

Amici are particularly concerned about the unique prob-
lems presented by defendants with mental retardation.‘
We believe that placing this extraordinarily heavy burden
on defendants who have mental retardation will result in a
substantial number of factually incompetent defendants
facing trial. We further believe that any hypothesized or
anticipated benefit to the criminal justice system from this
rule is illusory.

II. DEFENDANTS WITH MENTAL RETARDATION
FACE A SUBSTANTIAL RISK OF BEING TRIED
WHILE INCOMPETENT, AND PLACING AN EX-
TRAORDINARY BURDEN OF PROOF ON THEM
WILL INCREASE THAT RISK UNACCEPTABLY.

As this Court has recognized, people with mental re-
tardation “have a reduced ability to cope with and func-
tion in the everyday world.” City of Cleburne v. Cleburne
Living Center, 473 U.S. 432, 442 (1985). There are few
settings in which this is as dramatically true as it is in the
criminal justice system. See generally The Criminal Jus-
tice System and Mental Retardation: Defendants and Vic-
tims (Ronald W. Conley, Ruth Luckasson & George N.
Bouthilet eds., 1992) (hereinafter Conley).

Although detailed and reliable empirical data on the
rate of referral for evaluations are not plentiful,’ it is

*The case at bar involves an individual whose competence was
questioned because of mental! illness rather than mental retarda-
tion. This Court has never suggested that different rules should
be applied, or that different constitutional factors are to be con-
sidered, in mental illness cases on the one hand and mental re-
tardation cases on the other. The Oklahoma statute clearly governs
both groups of individuals, and amici believe that the Court
should consider the risk of trying any and all incompetent defend-
ants under that statute.

5 See generally Thomas Grisso, Five-Year Research Update
(1986-1990): Evaluations for Competence to Stand Trial, 10

widely accepted among scholars, clinicians, and lawyers
involved in the criminal justice system that many defend-
ants with mental retardation fail to receive an adequate
assessment of their competence to stand trial. See, ¢.g.,
Bonnie, supra, at 420-21; Ira Mickenberg, Competency to
Stand Trial and the Mentally Retarded Defendant: The
Need for a Multi-Disciplinary Solution to a Multi-Discipli-
nary Problem, 17 Cal. W. L. Rev. 365 (1981); James
W. Ellis & Ruth A. Luckasson, Mentally Retarded Crimi-
nal Defendants, 53 Geo. Wash. L. Rev. 415, 458 (1985)
(hereinafter Ellis & Luckasson); Laboratory of Com-
munity Psychiatry, Harvard Medical School, Competency
to Stand Trial and Mental Illness 6 (1973) (hereinafter
Laboratory of Community Psychiatry) (“it is our impres-
sion that the competency issue is raised too often for the
mentally ill and too infrequently for the mentally re-
tarded”). This is particularly troubling since mental re-
tardation can produce such limitations in the person’s abil-

Behav. Sci. & the Law 353 (1992); Kirk Heilbrun & Steven Col-
lins, Evaluations of Trial Competency and Mental State at Time
of Offense: Report Characteristics, 26 Professional Psychology:
Research and Practice 61 (1995); Henry J. Steadman & Eliot
Hartstone, Defendants Incompetent to Stand Trial, in Mentally
Disordered Offenders: Perspectives from Law and Social Science
89 (John Monahan & Henry J. Steadman eds., 1983).

® The accepted definition of mental retardation is that of the
American Association on Mental Retardation (AAMR): “Mental
retardation refers to substantial limitations in present functioning.
It is characterized by significantly subaverage intellectual function-
ing, existing concurrently with related limitations in two or more
of the following applicable adaptive skill areas: communication,
self-care, home living, social skills, community use, self-direction,
health and safety, functional academics, leisure, and work, Mental
retardation manifests before age 18.” American Association on
Mental Retardation, Mental Retardation: Definition, Classification,
and Systems of Supports 5 (9th ed. 1992). This disability, al-
though often confused with mental illness, has substantially dif-
ferent characteristics. See generally James W. Ellis & Ruth A.
Luckasson, Mentally Retarded Criminal Defendants, 53 Geo. Wash.
L. Rev. 415, 423-25 (1985).

9

fairness of the trial process are compromised.’ Several
attributes common to criminal defendants who have men-
tal retardation make this problem particularly serious.

Unlike many defendants with mental illness, the poten-
tial incompetence of i ividuals with mental retardation

cognitive deficits “and their characterstic dependency and

T Amici do not mean to suggest, of course, that al) defendants
with mental retardation are incompetent to stand trial. While
many such individuals are competent, and substantially more can
be rendered competent by targeted education and habilitation, see
Ellis & Luckasson, supra, at 459-60, the probiem remains serious.
While reliable data are not yet available, anecdotal experience of
clinicians in the field strongly suggests that trials of incompetent
defendants who have mental retardation occur with disturbing

* Of course, some defendants who have menta! retardation may
also be mentally ill. See John H. Noble, Jr. & Ronald W. Conley,
Toward an Epidemiology of Relevant Attributes, in Conley, supra,
at 17, 26; Ruth Luckasson, The Dually Diagnosed Client in the
Criminal Justice System, in Mental Retardation and Mental
Health: Classification, Diagnosis, Treatment, Services 354 (Jack
A. Stark, Frank J. Menolascino, Michael H. Albarelli & Vincent C.
Gray eds., 1988). While the presence of both disabilities may mean
that such defendants are more likely to be referred for evaluation
on competence issues, the evaluator may fail to identify both dis-
abilities, and if one handicap “masks” the other, the evaluation

not produce an accurate assessment of the individual’s func-
tioning. /d. See also Michael J. White, Cassandra N. Nichols,
Robert 8S. Cook, Paul M. Spengler, Blain S. Walker & Karsten K.
Look, Diagnostic Overshadowing and Mental Retardation: A Meta-
Analysis, 100 Am. J. Mental Retardation 293 (1995) (gathering
most recent research on dual diagnosis) .

10

malleability which permits them to be easily manipu-
lated”). Or the individual's retardation may mean that he
lacks the most rudimentary knowledge necessary to meet
the Dusky test, such as the roles of the major participants
in the trial. Ellis & Luckasson, supra, at 431.

It might be expected that such gross deficiencies in the
knowledge and understanding necessary to be competent
under the not-extraordinarily-demanding Dusky test would
be readily detectable. The underidentification of incom-
petence among defendants with mental retardation be-
comes understandable only upon closer examination of the
situation in which these individuals find themselves. See
Ellis & Luckasson, supra, at 427-32. One factor is the
lack of experience and training of criminal justice system
personnel in identifying and dealing with individuals with
mental retardation. Caroline Everington & Ruth Luckas-
son, Addressing the Needs of the Criminal Defendant with
Mental Retardation: The Special Educator as a Resource
to the Criminal Justice System, 24 Education & Training
in Mental Retardation 193, 194 (1989). Typically, the
possibility of a defendant’s incompetence comes to light
only when he exhibits behaviors that call attention to his
mental illness. Caroline Everington, Demographic vari-
ables associated with competence to stand trial referral
and evaluation of criminal defendants with mental re-
tardation, 17 J. Psychiatry & Law 627, 637 (1989);
Ellis & Luckasson, supra, at 458 n.242. Even clinicians
employed by the criminal justice system to evaluate po-
tentially incompetent defendants focus almost exclusively
on the possibility that the defendant’s perceptions and
understanding may be impaired by mental illness. A.E.
Daniel, Niels C. Beck, Adolph Herath, Mark Schmitz &
Karl Menninger, Factors correlated with psychiatric rec-
ommendations of incompetency and insanity, 12 J. Psy-
chiatry & Law 527, 538 (1984); Caroline T. Everington,
The Competence Assessment for Standing Trial for De-
fendants with Mental Retardation (CAST-MR): A Vali-

11

dation Study, 17 Crim. Just. & Behav. 147, 148-49
(1990).

But the key to the phenomenon of underidentification
is that typically an individual who has mental retardation
tries to make certain that no one discovers the actual

extraordinary efforts to mask the existence and extent of
their disability and its effects, even when the revelation
and understanding of the handicap would work to their
advantage. See Ellis & Luckasson, supra, at 430-31, 457-
58. See also John J. McGee & Frank Menolascino, The
Evaluation of Defendants with Mental Retardation in the
Criminal Justice System in Conley, supra, at 55, 63
(“many persons with mental retardation are never identi-
fied, because they are perceived as quiet, cooperative, and
‘normal’ in appearance”); Robert Perske, Unequal Jus-
tice? What Can Happen When Persons with Retardation
or Other Developmental Disabilities Encounter the Crimi-
nal Justice System (1991) (journalistic accounts).

* This phenomenon has long been recognized by clinicians and
social scientists who study mental retardation. Sec, e.g., Robert B.
Edgerton, The Cloak of Competence: Stigma in the Lives of the
Mentally Retarded 148 (1967); Andrea G. Zetlin & Jim L. Turner,
Self-Perspectives on Being Handicapped: Stigma and Adjustment,
in Lives in Process: Mildly Retarded Adults in a Large City 93
(Robert B. Edgerton ed., 1984).

12

Ill. PERMITTING STATES TO REQUIRE DEFEND-
ANTS WITH MENTAL DISABILITIES TO DEMON-
STRATE THEIR INCOMPETENCE BY “CLEAR
AND CONVINCING EVIDENCE” CREATES A SUB-
STANTIAL RISK OF MISCARRIAGES OF JUS-
TICE.

A. Requiring proof at a level higher than the standard

“preponderance of the evidence” reflects a judgment
about the acceptability of different types of errors.

This Court has made clear that a principal function of
establishing a standard of proof is “to allocate the risk of
error between the litigants and to indicate the relative
importance attached to the ultimate decision.” Addington
v. Texas, 441 U.S. 418, 423 (1979). “The more stringent
the burden of proof a party must bear, the more that party
bears the risk of an erroneous decision.” Cruzan v. Di-
rector, Missouri Department of Health, 497 U.S. 261,
283 (1990). In the instant case, the issue becomes who
will bear the risk of error where the evidence about a
defendant's competence is not perfectly certain. The
Oklahoma statute declares that a defendant must stand
trial even if he produces credible proof that he is incom-
petent by a “preponderance of the evidence” standard un-
less that proof also satisfies the more burdensome stand-
ard of “clear and convincing evidence.” Okla. Stat. Ann.
tit. 22, § 1175.4 (West Cum. Supp. 1996).

© Only a few states currently place the burden of demonstrating
incompetence on defendants by “clear and convincing evidence” as
Oklahoma does. See, ¢e.g., Conn. Gen. Stat. Ann. § 54-56d(b) (West
1994); Pa. Cons. Stat. Ann. tit. 50, §7408(a) (1995 Cum. Supp.) ;
R.I. Gen. Laws § 40.1-5.3-3(b) (1994 Cum. Supp.). But if this
Court were to approve the constitutionality of the Oklahoma ap-
proach, it is likely that legislators in other states would seek to
adopt such a “constitutionally-certified” measure for limiting the
rights of criminal defendants. Each such state would, of course,
be incorporating by reference its own prior understanding of the
term “clear and convincing evidence.”

the correctness of factual conclusions for a particular type
of adjudication.’” Addington, 441 U.S. at 423 (quoting
In re Winship, 397 U.S. 358, 370 (1970) (Harlan, J.,
concurring) ). While acknowledging that jurors, in par-
ticular, may not master the precise nuances of differences
between various standards of proof, Addington made clear
that the identification of a standard of proof “is more than
an empty semantic exercise.” /d. at 425 (internal cita-
tions omitted). It is the law’s method of telling triers
of fact how certain they must be before they can reach
a certain conclusion.

By requiring proof that a defendant with a mental dis-
ability is incompetent by “clear and convincing” evidence,
the Oklahoma statute instructs the judge or jury that it
must allow the trial to proceed unless its certainty about
the proof of incapacity rises to an extraordinary level. To
evaluate the constitutionality of this burden, it is important
to consider the meaning that courts have ascribed to
“clear and convincing evidence.”

Although the concept of a burden of persuasion some-
where between “preponderance of the evidence” and “proof
beyond a reasonable doubt” may have its origins in the
equity cases of chancery courts, see 2 McCormick on
Evidence § 340 (J.W. Strong ed., 4th ed. 1992), much
of the impetus for its modern development derives from
decisions of this Court prescribing its use for constitu-
tional reasons. See, e.g., Woodby v. Immigration and
Naturalization Service, 385 U.S. 276, 285 (1966) (“clear,
unequivocal, and convincing evidence”). In recent dec-
ades, the use of this standard has proliferated in both case

14

law and statutes. See, e.g., Cruzan v. Director, Missouri
Department of Health, 497 U.S. 261 (1990).

Thé interpretations of this formulation by state courts
reveal the magnitude of the burden it imposes. See, ¢.g.,
Angela P. v. Ronald P., 623 P.2d 198, 204 (Cal. 1981)
(requiring evidence “so clear as to leave no substantial
doubt; sufficiently strong to command the unhesitating
assent of every reasonable mind”) (internal quotations
omitted); Orkin Exterminating Co. v. Traina, 486 N.E.2d
1019, 1022 (Ind. 1986) (“a standard which is but mi-
nutely below the ‘reasonable doubt’ standard”); Estate of
Larimore v. Chatterton, 381 N.E.2d 76, 77 (Ill. App. Ct.
1978) (“a quantum of proof which leaves no reasonable
doubt in the mind of the trier of fact”); Fix v. Fix, 847
S.W.2d 762, 765 (Mo. 1993) (“The evidence must be un-
questionable in character. The evidence must be so clear,
cogent, and convincing as to exclude every reasonable
doubt in the mind of the trial court.”); Pickens v. Black,
885 S.W.2d 872, 876 (Ark. 1994) (“the evidence must
be so strong as to be substantially beyond reasonable
doubt”). Similarly, commentators who have addressed
the meaning of this standard have described this as an
extraordinary burden. See, e.g., David F. Forte, The Role
of the Clear and Convincing Standard of Proof in Right
to Die Cases, 8 Issues in Law and Medicine 183, 185
(1992) (“For most courts, it is the highest standard of
proof that can be applied in civil cases.” ).

Oklahoma’s Supreme Court has found that a similarly
heavy burden rests on any litigant who must prove a
matter by “clear and convincing evidence.” “Clear and
convincing evidence is that measure or degree of proof
which will produce in the mind of the trier of fact a firm
belief or conviction as to the truth of the allegation
sought to be established.” Matter of C.G., 637 P.2d
66, 71 n.12 (Okla. 1981) (citing as authority cases from
the states of Washington, Alaska, Kansas, Oregon, and
Colorado.

15

Since some jurisdictions, like Oklahoma, require or per-
mit competence determinations to be made by juries,
judicial explanations of the standard are particularly im-
portant when they take the form of jury instructions. The
Oklahoma jury instruction, applicable at the time of
Petitioner’s case, emphasized the defendant's extraordinary
burden. Oklahoma Uniform Jury Instructions — Civil 3.2,
cited at p.6 of the Petition for Writ of Certiorari (“you
must be persuaded, considering all the evidence in the
case, that the proposition on which the party has this
burden of proof is true, and that this conclusion is un-
mistakable and free from serious or substantial doubt as
to its correctness” ).

A decade and a half ago, this Court identified “clear
and convincing” merely as “intermediate” between “pre-
ponderance” and the criminal standard, and speculated
that its precise meaning might prove elusive to triers of
fact. But it is now clear that many states instruct fact-
finders that the intermediate standard is an extraordinarily
heavy burden on litigants.”

C. Permitting the trial of a defendant unless the fact-
finder concludes that the proof of incompetence
rises to the level of “clear and convincing evidence”
will result in the trial of substantial numbers of
defendants who lack any real understanding of the
proceedings or who cannot assist in their defense.

Requiring a jury (or a judge) to find that the evidence
of a defendant's trial incompetence is “unmistakable,” or
that it is “sufficiently strong to command the unhesitating
assent of every reasonable mind,” or that it produces “a

"Of course, it is possible that these explanations of “clear and
convincing evidence” by the state courts are more demanding than
the burden envisioned by this Court in cases like Addington which
mandated that governments prove certain matters according to
that standard. But the issue in this case is whether the states may
constitutionally impose on defendants the burden of demonstrating
their own incompetence by “clear and convincing evidence” as it
has been formulated in state law.

16

firm belief or conviction,” requires that the defendant face
trial if substantial and persuasive evidence falls short of
this elevated standard. Enforcement of this rule makes
the trial of genuinely incompetent defendants inevitable.

Approval of the Oklahoma statute would vastly increase
the risk of incompetent individuals being tried, convicted,
and punished. In Medina v. California, 50S U.S. 437
(1992), this Court said that states could place the burden
of persuasion on the issue of competence on defendants by
a preponderance of the evidence. In doing so, the Court
observed that it was not substantially increasing the risk
of incompetent defendants facing trial because the rule
affected only “a narrow class of cases where the evidence
is in equipoise; that is where the evidence that a defendant
is cOmpetent is just as strong as the evidence that he is
incompetent.” /d. at 449. Thus, while it is theoretically
possible that an incompetent defendant would face trial
because the evidence on competence was in absolutely
perfect balance, in reality all that Medina did was to
permit states to require the defendant to come forward
with evidence of incompetence, rather than sitting back,
uncooperatively, in the hope that the state would be
unable to make a showing of his fitness to stand trial. As
Justice O'Connor observed, “States may therefore decide
that a more complete picture of a defendant’s competence
will be obtained if the defense has the incentive to pro-
duce all the evidence in its possession.” /d. at 455
(O'Connor, J., concurring in the judgment).

By contrast, raising the burden on defendant from
“preponderance” to “clear and convincing” will add noth-
ing to that incentive, since the defense would need no
further inducement to produce all the evidence of in-
competence in its possession. The state’s reason for rais-
ing the burden on defendant must be sought elsewhere.

Since a heightened burden is unnecessary to address
cases in which no evidence is presented, and since it is also
unnecessary to encourage the defense to present evidence

17

it has of defendant's incompetence, its only justification
must be that the state wants the opportunity to try, con-
vict, and punish some of the defendants who can persuade
the trier of fact, by a preponderance of the evidence, that
they are unfit for trial. There may be a public demand for
the punishment of the individual thought to be responsible
for a particular crime, coupled with the perception that
incompetence to stand trial is a legal technicality whose
only function is to frustrate the criminal justice system.
See generally Henry J. Steadman, Beating a Rap? De-
fendants Found Incompetent to Stand Trial (1979). Re-
duced to its essentials, the state’s interest in raising the
defendant’s burden above preponderance is nothing more
than the desire to try and to win more cases.” Such a
justification cannot outweigh the risk of erroneous con-
viction that is inherent in any trial of an incompetent
defendant.

Another concern that may be relevant to the issue of
the standard of proof is the possibility that some defend-
ants may “feign incompetence in order to avoid trial.”
Medina, 505 U.S. at 455 (O'Connor, J., concurring in
the judgment). As a simple matter of logic, of course,
any increase in the difficulty of establishing incompetence
will reduce the number of persons found unfit, and some
of those “screened out” by the heightened standard may
be malingerers."" But there is no empirical support for
the proposition that raising the standard of proof will
selectively identify malingerers.

It is also important to note that whatever the prevalence
of malingering may be in the area of mental illness, it is

2 Indeed, if Oklahoma succeeds in its claim that the Due Process
Clause permits requiring the defendant to prove his incompetence
by “clear and convincing evidence,” it is unclear why a state could
not require defendant to prove his incompetence beyond a reason-
able doubt.

‘8 The same would be true, of course, if the state raised the
barrier to proof “beyond a reasonable doubt,” or if it lifted the
ban on trying incompetent persons altogether.

18

substantially less likely among defendants with mental
retardation. First, it would be extraordinarily difficult to
feign mental retardation convincingly. This is true both
because of the nature and design of the psychometric in-
struments available to measure intelligence, and because
individuals who have mental retardation have had it
since chi .“* and generally have a “paper trail” of
identification of their disability in school and social service
records.” Additionally, malingering is not a real world
problem in mental retardation cases because of the char-
acteristic efforts by these defendants to attempt to mask
the true severity of their disability.”

Any criminal trial of a factually incompetent individual
impeaches the credibility and the very legitimacy of the
criminal justice system. Trials of defendants who do not
understand the proceedings, or who cannot assist counsel,
carry the real prospect of valid alternative theories of the
case that remain unexplored, exculpatory evidence that is
not presented, potentially false confessions that go un-
challenged,” and meritorious defenses that no one can
raise. Such trials raise the likelihood of the conviction

14 By definition, mental retardation must be manifested before
age 18. See supra note 6.

It is even more unlikely that a defendant who actually does
have mental retardation could successfully feign legal incompetence
in the Dusky sense. Even if they were motivated to appear less
knowledgeable and aware than they actually were, individuals whose
measured intelligence is in the lowest 2'» percent of the population
cannot plausibly be expected to be very good at calibrating their
“pretended” deficits with any degree of sophistication or credibility.

16If anything, individuals with mental retardation are charac-
teristically “anti-malingerers,” seeking to appear smarter and more
knowledgeable than they actually are.

17 False confessions are a particular problem with defendants
who have mental retardation. See American Bar Association,
Criminal Justice Mental Health Standards 7-5.8, Cmt. at 308-310
(1989); Note, Earl Washington's Confession: Mental Retardation
and the Law of Confessions, 81 Va. L. Rev. 1471 (1995); Ellis &
Luckasson, supra, at 445-52.

19

and punishment of innocent persons to an intolerably
high level.

CONCLUSION

For the aforementioned reasons, amici urge reversal
of the judgment of the Oklahoma Court of Criminal
Appeals.

Respectfully submitted,

JAMES W. ELLIS
Counsel of Record
BARBARA E. BERGMAN
1117 Stanford, N.E.
Albuquerque, New Mexico 87131
(505) 277-2146
November 16, 1995 Counsel for Amici Curiae

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Source: Frix Law Library, https://www.frixlaw.com/law-library/documents/brief%3Amicro_IA40385013_0779%3A08. Public record. Not legal advice.
