Education:  

B.S. in Engineering Physics, University of California, Berkeley, 1969 (with honors).

Ph.D. in Physics, Harvard University, 1974.

Professional Experience:  

Research Fellow and Lecturer in Atmospheric Sciences, Harvard University, 1974-1977.

Assistant Professor of Planetary Science, California Institute of Technology, 1977-1982.

Associate Professor of Planetary Science, California Institute of Technology, 1982-1986.

Professor of Planetary Science, California Institute of Technology, 1986 to present.

Visiting Professor, Academia Sinica, 1993-1994 (1 year).

Spacecraft Teams:  

Co-investigator Galileo, Photopolarimeter, Principal and Committees: Investigator, J. Hansen.

Co-investigator, Cassini Ultraviolet Imaging Spectrometer Experiment, Principal Investigator, L. Esposito.

Committees and Societies:  

Member, Advisory Panel, Academia Sinica, Chairman, F. Shu.

President, Phi Tau Phi Society of Chinese Scholars West Chapter (1988-1990), National President (1993-1998).

Member, American Geophysical Union.

Member, American Astronomical Society, Division of Planetary Science.

Books:  

Atmospheric Radiation: Theoretical Basis, 1989, R.M. Goody and Y.L. Yung, Oxford University Press, New York.

Photochemistry of Atmospheres, 1999, Y.L. Yung and W. D. DeMore, Oxford University Press.