Sex Offender Evaluation & Expert Witness Testimony

Providing independent objective sex offender risk assessment and assessment of treatment needs for both prosecution and defense.

Dr. Hupka provides evaluation, expert witness Court testimony, and consultation with attorneys in sex offender cases. He has evaluated over 800 sex offenders under California’s Sexual Predator law. He served for 18 years on the California Sexually Violent Predator Evaluation Panel. He works with both prosecution and defense to provide independent objective assessment of issues of sexual offense risk and treatment needs. He has qualified as an Expert Witness in over 100 sex offender Court cases throughout California, and has also provided expert witness testimony in the State of Washington on sex offense issues.


Dr. Hupka utilizes statistically based actual risk instruments (e.g., Static 99R), dynamic risk factor assessment, and clinically based/idiopathic risk factors in conducting sex offender risk assessment and treatment needs.