Bachelor of Science in Electrical Engineering, University Witwatersrand, South Africa, 1953. Master of Science, Northwestern University, Evanston, Illinois, 1955. Doctor of Philosophy, Northwestern University, Evanston, Illinois, 1958.
Doctor of Engineering (honorary), National Chiao Tung University, Hsinchu, Taiwan, 1991.
Member technical staff American Telephone & Telegraph Company Bell Laboratories, Holmdel, New Jersey, 1957-1967. Department head repeater techniques research department Bell Laboratories, 1967-1976, lightwave media research department, 1976-1984, lightwave systems research department, 1984-1996. Department head lightwave networks research department American Telephone & Telegraph Company laboratories-Research, Holmdel, New Jersey, 1996, division manager Middletown, 1997-1998, retired, 1998.
Independent consultant Boulder, Colorado, since 1999. Honorary professor Tsinghua University, Shanghai Jiao Tong University, Beijing University Posts and Telecomms., University Electronic Science and Technology of China, Qufu Normal University, Beijing Jiao Tong University, Tianjin University, Nankai University, Fudan University, Southeast University, Peking University, Southwest Jiastong University, National Chiao Tung University, National Taiwan University.
Fellow Institute of Electrical and Electronics Engineers (W.R.G. Baker prize 1975, David Sarnoff award 1979, Photonics award 2004, Thomas Edison medal, 2009), American Association for the Advancement of Science, International Engineering Consortium, Photonics Society Chinese-Americans (Achievement award 1998), Optical Society of America (chairman optical communications technical group 1979-1980, board directors 1985-1987, chairman international activities committee 1988-1990, chairman photonics division 1991-1992, vice president 1993, president-elect 1994, president 1995, John Tyndall award 1995, Frederic Ives medal/Quinn Endowment 1997). Member National Academy of Engineering, Chinese Institute Engineers United States of America (board directors 1974-1978, Achievement award 1978), Academia Sinica (Taiwan), Chinese Academy Engineering, Chinese American Academy and Professional Association (board directors 1985-1989, Achievement award 1983), Electromagnetics Academy, Sigma Xi, Eta Kappa Nu, Phi Tau Phi (president chapter 1991-1993).
Married Edith Hsiu-hwei Wu, June 9, 1956. Children: Deborah Chunroh, Kathryn Dairoh.