member of Clark School Innovation Hall of Fame Robert S. Caruthers (1926) - Pioneer in multiplexing and long-distance telephony, member of Clark School Innovation Hall of Fame A. James Clark (1950) - Chairman and CEO of Clark Enterprises, Inc. William P. Cole Jr. (1910) - Lawyer and U.S. Congressman Gordon R. England (1961) - Deputy Secretary of Defense Jeanette J. Epps (M.S. 1994, Ph.D. 2000) - NASA astronaut Emilio A. Fernandez (1969) - Co-founder of Pulse Electronics, Inc., member of Clark School Innovation Hall of Fame Michael D. Griffin (1977) - Director of the National Aeronautics and Space Administration (NASA) Hamid Jafarkhani (M.S. 1994, Ph.D. 1997) - Contributions to space-time algorithms for wireless communications systems, member of Clark School Innovation Hall of Fame Jerry Krill (Ph.D. 1978) - Developer of Cooperative Engagement Capacity sensor network system, member of Clark School Innovation Hall of Fame Raymond J. Krizek (M.S. 1961) - Advanced field of geotechnical engineering and slurry mechanics, member of Clark School Innovation Hall of Fame Fritz Kub (Ph.D. 1985) - Innovator of gallium nitride LEDs and microwave transistors, member of Clark School Innovation Hall of Fame Rajiv Laroia (M.S. 1989, Ph.D. 1992) - Advancements in telephone and mobile wireless communication, member of Clark School Innovation Hall of Fame George J. Laurer (1951) - Developed the Universal Product Code (UPC), member of the Clark School Innovation Hall of Fame Edward A. Miller (1950) - 2005 Charles Stark Draper Prize recipient, Assistant Secretary of the Army for Research and Development, member of the Clark School Innovation Hall of Fame Naomi Leonard (Ph.D. 1994) - Research in control and dynamical systems, member of Clark School Innovation Hall of Fame Yagyensh C. Pati (1986, M.S. 1988, Ph.D. 1992) - Development of phase-shift lithography, member of Clark School Innovation Hall of Fame James W. Plummer (M.S. 1953) - 2005 Charles Stark Draper Prize recipient, Director of the National Reconnaissance Office, member of the Clark School Innovation Hall of Fame Charles H. Popenoe (1957) - Inventor of SmartBolts, member of Clark School Innovation Hall of Fame Tim Regan (1977) - Chief Executive Officer for the Whiting-Turner Contracting Company Judith Resnik (1977) - Astronaut killed aboard the Paul W. Richards (M.S. 1991) - Astronaut on Discovery mission Lloyd M. Robeson (Ph.D. 1967) - Technological contributions in polymer blends, copolymers, membranes, adhesives, and plastics, member of Clark School Innovation Hall of Fame Harry B. Smith (M.S. 1949)