President Friends of Redan, 1985-1993. Chairman Specialized Training Transportation and Aeronautics Research, since 1994. Board directors Opportunity Skyway, Inc., 1998-1999, member council advisory National Science Center for Communications and Electronics, 1984-1989.
Board directors Network Instructional television, 1983-1986. Member Lincoln Institute for Land Policy, Harvard University, 1985-1993. Member Intermodal Transportation Task Force, Intelligent Transportation Society of America, since 1995.
Chairman Aviation Consortium for Education and Training, since 1992. 1996 Summer Olympics Transportation Atlanta Regional Commission, since 1993. Served to captain United States Army, 1969-1972.
Fellow Acoustical Society of America New York State (engineer achievement of year award 1998). Member National Academy of Sciences (member advisory board high speed rail and Institute of Transportation Studies committees), American Industrial Hygiene Association (president Georgia chapter 1973-1974), American National Standards Institute (committee chair 1979-1981), American Planning Association (president Georgia chapter 1979-1981), American Institute Certified Planners, Association Energy Engineers (director), American Society of Civil Engineers, Transportation Research Board (advisory committees transportation education, simulation, airport compatibility, acoustics), National Trust History Preservation, Sigma Xi, Omicron Delta Kappa, Kappa Alpha Order.