Psychology of Assessment - Week 14
Forensic Assessment
The Application of Psychological Testing in Legal
Settings
Trial Issues
Competency to Stand Trial
- Psychologist assesses whether the defendant
can:
- Choose and assist counsel
- Act as a witness on their own
behalf
- Confront the opposing witness
Trial Issues
Criminal Responsibility
- Psychologist assesses defendant to
determine Not Guilty by Reason of Insanity. This
involves:
- Not knowing right from wrong at the time of
the crime
- Acting on an uncontrollable
impulse
Confidentiality
- Psychologists must make their role clear to
the defendant, including any limits of confidentiality
Risk Assessment
- Psychologists may be asked to predict
dangerousness in the future
- Example: Pre-parole assessment
Expert
Witnessing
- When a psychologist is paid to inform the
court about a specific issue
- Must be relevant to the case
- Open to being challenged by the opposing
attorney
Family Issues
- Child custody
- Child/elder abuse or neglect
- Juvenile delinquency
Civil Issues
- When a psychologist is involved in
non-criminal-court decision making
- Examples: competency issues, disability
determination
Forensic Testing Issues
- Psychological testing does not take into
account the individual values and morals
- Testing yield probabilities based on
math
- Tests must be recognized as valid and
listed in the MMY
Forensic Testing Issues
- Reliability must be at least
.80
- Any test used must be relevant to the issue
at hand, preferably with research to back it up
- Administration and interpretation should be
standardized
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to the Psych of Assessment Course Outline