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Serving as an expert witness in rape cases.

This article describes the role of the nurse practitioner as an expert witness in rape cases. Specific components of preparation for testimony are discussed, including the collection of data and protection of evidence; protecting the chain of custody; and preparing for testimony before the trial. Testifying about physical findings is reviewed as well as the importance of communicating complex information in simple words. The nurse practitioner's role in offering expert opinion is discussed, and possible questions from the prosecutor and defense attorney are noted. Expectations of courtroom procedures as well as suggestions for behavior, manner and dress are addressed. Credibility and simplicity are stressed.