Book excerpt: WRIGHTSMAN'S PSYCHOLOGY AND THE LEGAL SYSTEM, 8E, International Edition shows you the critical importance of psychology's concepts and methods to the functioning of many aspects of today's legal system. Featuring topics such as competence to stand trial, the insanity defense, expert forensic testimony, analysis of eye witness identification, criminal profiling, and many others, this best-selling book gives you a comprehensive overview of psychology's contributions to the legal system, and the many roles available to trained psychologists within the system.