Bachelor of Science in Physics, Imperial College, London, 1965, Disseminated Intravascular Coagulation in Acoustics and Vibration Science, 1967, Doctor of Philosophy in Acoustics, 1969. Association professor department physics Nanyang University, Singapore, 1970-1979. Director Acoustical Services Pte Limited., Singapore, since 1976.
Director WS Gan Realty & Development Pte Limited., Galaxy International Pte Limited.
Consultant in field
Associate professor department physics Nanyang University, Singapore, 1970-1979. Director Acoustical Technologies Singapore Private Ltd. Consultant in field.
Fellow Institute Acoustics United Kingdom, Institute Electrical Engineers (United Kingdom), South African Acoustics Institute. Member American Association for the Advancement of Science (international member), Acoustical Society United States, Acoustical Society France, Acoustical Society Japan, Acoustical Society Italy, Acoustical Society India, Acoustical Society, Institute of Electrical and Electronics Engineers (senior ), American Institute Ultrasound in Medicine (senior ), New York Academy of Sciences.
Married Madam Chiong Siu Hui, March 4, 1973. Children: Gan Cheong Kiat, Judy Gan, Gan Cheong Toh.