Joseph Zuckerman, MD, has been named president of the American Academy of Orthopaedic Surgeons (AAOS; Rosemont, Illinois). Zuckerman is chairman of the department of orthopaedic surgery at New York University Hospital for Joint Diseases and a professor of orthopaedic surgery at the NYU School of Medicine. He is recognized internationally as an expert in shoulder surgery and hip and knee replacement.

• Calypso Medical Technologies (Seattle), an emerging growth medical device company dedicated to radiation therapy delivery and management, reported an expansion of its executive team, in response to what it characterized as a rapidly growing market opportunity for the Calypso 4D Localization System. Jed Palmacci joins the company as vice president, global sales and customer solutions; Lorraine Marshall Wright joins as vice president, chief marketing officer; and Ed Vertatschitsch, PhD, who previously served as vice president, engineering, assumes the new post of senior vice president of operations, overseeing all engineering, clinical, information technology and manufacturing operations. Palmacci most recently was VP at Hansen Medical, and prior to that was with Siemens. Wright brings more than 20 years of experience in medical device marketing to Calypso Medical, including spending more than a decade as the principal consultant for the Parallax Group. Known as GPS for the Body, the Calypso System has helped prostate cancer patients optimize their external beam radiation therapy by continuously tracking organ motion in real-time and enabling more accurate delivery of radiation with minimal impact to surrounding healthy tissue.