Glenn Kerkhof has been appointed chief executive officer, Chiltern International. Mr. Kerkhof has more than 13 years of management experience in the pharmaceutical services industry. He joins the company from Charles River Laboratories, where he served as the vice president of global operations for clinical services and was responsible for operating a business unit comprised of more than 1,100 people in 20 countries. Prior to Charles River, he served at as vice president of operations for clini...