Bachelor of Science, University Southampton. Doctor of Philosophy in Engineering, University Southampton. Master of Arts, Cambridge University.
Doctor of Science, Cambridge University.
Senior research fellow division aerodyns. National Physics Laboratory, 1960-1962. Senior scientist Bolt, Beranek & Newman Inc., 1962-1964.
Reader applied mathematics-Rolls Royce professor theoretical acoustics Imperial College of Science and Technology, 1964-1969. Rank professor engineering acoustics Cambridge University, since 1972. Professorial fellow Emmanuel College, Cambridge, since 1972, master, since 1997.
Chairman panel Concorde noise, 1965, Topexpress Ltd., Cambridge, 1978-1989. Governor Felsted School, 1979-1993. Visiting professor School Central Lyon, Melbourne University, Massachusetts Institute of Technology, Harvard University, Stanford University.
Fellow Royal Academy Engineers, Royal Society Arts, Acoustical Society of America, Royal Aeronautical Society, Institute Acoustics (Rayleigh medal 1984), Institute Physics. Member American Association for the Advancement of Science (foreign honorary member), National Academy Engineers (foreign associate), Institute Noise Control Engineers.