Bausch & Lomb has named two new executives. John W. Sheets Jr. is its new corporate vice president and chief technology officer, and Joseph Barr has been named to the new position of vice president for global clinical and medical affairs and professional services, vision care. Sheets will lead global research and development. He was previously global president and chief executive of Hoya Surgical Optics, and was also an executive at Ethicon and Alcon. Barr joined Bausch & Lomb a year ago as the vice president for global research and development in vision care. Before that, he was an associate dean at the College of Optometry at Ohio State University.