Dr. Fredrick Jaffe is the Director of the Joint Replacement Center and an Attending Orthopaedic Surgeon at both Tisch Hospital and NYU Hospital for Joint Diseases. He completed his postgraduate training in adult reconstructive surgery (hip and knee replacement surgery) at the Hospital for Joint Diseases in 1974 while studying with Dr. Mark Lazansky, Sir John Charnley's first American pupil. (Sir John Charnley is universally recognized as the father of total hip replacement surgery.) He has published peer review articles on joint replacement surgery and lectures both nationally and internationally on the subject of hip and knee replacement surgery. He has also been involved in both design and development of currently used joint replacement implants. His area of expertise includes both primary and revision hip and knee replacement surgery.