| Present position and address: | | Lamont Research Professor |
| | Lamont-Doherty Earth Observatory of Columbia University |
| | 61 Route 9W |
| |
Palisades, NY 10964 |
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| | e-mail: jdavis AT ldeo.columbia.edu |
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| Education: | 1986 | Ph.D., Geophysics, Massachusetts Institute of Technology |
| 1981 | B.S., Physics (with honors), Michigan State University |
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| Employment: | 2010Ð | Lamont Research Professor, LDEO, Columbia University |
| 1998Ð2010 | Lecturer on Earthand Planetary Sciences, Harvard University |
| 1989Ð2010 | Geodesist and Senior Geodesist, Astrophysical Observatory, Smithsonian Institution |
| 1987Ð9 | U.S. Geological Survey, NRC Postdoctoral Research Associate |
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| Service and professional activities: | 2012Ð | GGOS Science Panel |
| 2010Ð | Chair, AGU Bylaws Committee |
| 2008Ð10 | NRC Committee on National Requirements for Precision Geodetic Infrastructure |
| 2008Ð10 | President, Geodesy Section, AGU |
| 2008Ð10 | EarthScope Steering Committee |
| 2008Ð10 | Chair, EarthScope Education and Outreach Subcommittee |
| 2007Ð9 | Chair, IAG Subcommission 3.4 (Crustal Deformation and Cryospheric Change) |
| 2006Ð | NRC Committee on Seismology and Geodynamics (COSG) |
| 2006Ð10 | AGU Council |
| 2006Ð10 | AGU Statutes and Bylaws Committee |
| 2006Ð8 | President-Elect, Geodesy Section, AGU |
| 2005Ð6 | Chair, PBO Data Analysis Working Group |
| 2003Ð8 | Stable North American Reference Frame Work\-ing Group |
| 2003Ð | NASA GRACE Mission Science Team |
| 2001Ð2 | Founding President, UNAVCO, Inc. |
| 1997Ð2000 | UNAVCO Steering Committee |
| 1996Ð8 | IAG Special Study Group (SSG) 1.159 (Use of GPS Positioning for Atmospheric Monitoring) |
| 1995Ð8 | IAG SSG 1.158 (GPS Antennas and Site Effects) |
| 1992Ð4 | IAG SSG 1.128 (The Wet Propagation Delay) |
| 1992Ð | International Union of Radio Science (URSI) |
| 1991Ð3 | Associate Editor, J. Geophys. Res. |
| 1988Ð90 | IAG SSG 4.93 (Wave Propagation in Refractive Media) |
| 1984Ð | American Geophysical Union (AGU) |
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| Awards and honors: | 2011 | Fellow of IAG |
| 2006 | Fellow, American Geophysical Union |
| 2000 | Bowie Lecturer, Fall Meeting, AGU |
| 1993 | NASA Group Achievement Award |
| 1989 | Editor's Citation for Excellence in Refereeing, J. Geophys. Res. |
| 1987 | National Research Council Postdoctoral Research Assoc. |
| 1986 | NASA Group Achievement Award |
| 1985 | NASA Graduate Student Researcher's Fellowship |
| 1981 | Thomas H. Osgood Undergraduate Physics Award, Michigan State University |
| 1978 | William J. Branstrom Freshman Prize, University of Michigan |
