Pennsylvania law 42 Pa.C.S. 5920 outlines the rules for expert testimony in certain criminal cases involving sexual offenses, specifying qualifications and limitations. It allows qualified experts to testify about victim responses and behaviors but prohibits opinions on witness credibility. The law aims to improve understanding of sexual violence dynamics in court proceedings.
A witness with specialized knowledge, training, or education in criminal justice, behavioral sciences, or victim services related to sexual violence can be qualified as an expert.
Experts can testify about victim responses, behaviors, and the dynamics of sexual violence, helping the court understand the victim's experience.
No, the law prohibits expert witnesses from offering opinions on the credibility of any witness, including victims.
It applies specifically to criminal proceedings related to sexual offenses and registration requirements under Pennsylvania law.