Tag: richard t. roca

Ralph Semmel named next director of Applied Physics Laboratory

June 21, 2010

Ralph D. Semmel, who currently oversees a variety of research and development activities at the Johns Hopkins University Applied Physics Laboratory, has been selected to lead the Laboratory as its next director. On July 1, Semmel will succeed Richard T. Roca, who has served as APL’s director since January 2000. In announcing the appointment, Stuart […]