Any physician who has authored an Independent Medical Evaluation or medical record review can and should anticipate being called as an expert witness (EW). Litigants rely on EW testimony in most civil cases. The most common areas in which EWs participate and provide opinions and testimony are workers’ compensation, personal injury, and medical malpractice. This report will become part of the discovery process, the process by which a party to a lawsuit can obtain information from another party or other entities involved in the lawsuit.