Clark, Billy Pat was born on May 15, 1939 in Bartlesville, Oklahoma, United States. Son of Lloyd A. and RubyLaura (Holcomb) C. Bachelor of Science, Oklahoma State University, 1961, Master of Science, 1964, Doctor of Philosophy, 1968. Graduate assistant department physics Oklahoma State University, 1961-1968.
Bachelor of Science, Oklahoma State University, 1961. Master of Science, Oklahoma State University, 1964. Doctor of Philosophy, Oklahoma State University, 1968.
Graduate assistant department physics Oklahoma State University, 1961—1968. Postdoctoral research fellow department theoretical physics University Warwick, Coventry, England, 1968—1969. Senior member technical staff Booz-Allen Applied Research, 1969—1970.
Senior member technical staff field services division Computer Sciences Corporation, Leavenworth, Kansas, 1970—1973, Hampton, Virginia, 1973—1976. Head quality assurance engineering Landsat project Goddard Space Flight Center, National Aeronautics and Space Administration, Greenbelt, Maryland, 1976—1977. Quality assurance section manager, 1977—1979.
Senior staff scientist engineering department, 1979—1980. Senior staff scientist image processing operations, 1980—1982. Senior principal engineer/scientist GSFC science and application operation, system science division, 1982—1983.
Senior advisory staff Civil Service Commission/National Oceanographic and Atmospheric Administration Landsat Operation, 1983—1991. Senior scientist Computer Sciences Corporation Center Excellence Geographic Info, since 1991. Technology representative international Landsat Technology Working Group.
Member technical staff Booz-Allen Applied Research, 1969-1970. Member technical staff field services division Computer Sciences Corporation, Leavenworth, Kansas, 1970-1973, senior. Member technical staff field services division, Hampton, Virginia, 1973-1976, head quality assurance engineering Landsat project Goddard Space Flight Center, National Aeronautics and Space Administration, Greenbelt, Maryland., 1976-1977, quality assurance section manager, 1977-1979, senior staff scientist engineering department, 1979-1980, senior staff scientist image processing operations, 1980-1982, senior principal engineer/scientist GSFCsci. and application operation, system science division, 1982-1983, senior advanced.staff Civil Service Commission/National Oceanographic and Atmospheric Administration Landsat Operation, 1983-1991.
Member American Association for the Advancement of Science, Institute of Electrical and Electronics Engineers, American Academy Political and Social Science, International Platform Association, American Physical Society, New York Academy Sciences, Society Photo Optical Instrumentation Engineers (organizer 1st geographic information system or geographical information science conference), International Society for Photogrammetry and Remote Sensing (organizer and director plenary sessions XVII congress meeting 1992), American Society for Photogrammetry and Remote Sensing, Victory Hills Golf and Country.
