The evaluation and assessment of sexual offenders is different than any other type of evaluation, and most clinicians are not properly trained to interview this population. This article addresses the clinical and ethical issues particular to the interview, assessment, and evaluation of these types of offenders. It offers both practical information regarding the interview itself, along with an overview of classification systems, paraphilias, and assessment techniques used with this population. In addition, issues related to risk assessment and risk management are also addressed, and an introduction to the use of actuarial risk assessment instruments is provided. (Contains 6 tables.)