Experience:

• Distinguished Research Fellow, Inst. of Earth Sciences, Academia Sinica, 2010.8 - present, Director, 2010.9 - present
• Professor and Dean, College of Earth Sciences, National Central University, 2006-2010.7
• Emeritus, NASA Goddard Space Flight Center, 2006 -
• Chief, Space Geodesy Laboratory, NASA Goddard Space Flight Center (GSFC), 2005-2006.
• Visiting Scientist, National Central University, Taiwan, 2005 (June – August).
• Head, Space Geodesy Branch, NASA/GSFC, 1997-2004.
• Geophysicist, Geodynamics Branch, NASA/GSFC, 1983-1996.
• NASA Geophysics Program Manager, NASA Headquarters, 1993-1995.
• Visiting Scientist, Japan National Astronomical Observatory, Mizusawa, 1993 (April – July).
• NRC Research Associate, Geodynamics Branch, NASA/GSFC, 1981-1983.
• Research Assistant, Scripps Institution of Oceanography, University of California, San Diego, 1975-1981. 

Eduction:

• Ph.D., 1981: Earth Sciences, Scripps Institution of Oceanography, University of California , San Diego
• B.S., 1973: Physics, National Taiwan University

 Honors:

• Foundation for the Advancement of Outstanding Scholarship award, 2009 – 2010.
• TSMC Outstanding Chair Professorship, 2006, 2007, 2008.
• Adjunct Researcher, Institute of Geodesy and Geophysics, Chinese Academy of Sciences, Wuhan, 2006 - .
• The Einstein Professorship, Chinese Academy of Sciences, 2005.
• Honorary Professorship, Graduate University of the Chinese Academy of Sciences, Beijing, 2005.
• Fellow, International Association of Geodesy, 1995.
• NASA GSFC Outstanding Performance Awards, 1991, 1992, 1994, 1995, 1996, 1998, 2000, 2003, 2004.
• Excellence in Refereeing: J. Geophys. Res., Amer. Geophys. Union, 1990.