James L. Davis

Space Geodesy Group Leader at the Smithsonian Astrophysical Observatory for over 20 years before moving to the Lamont-Doherty Earth Observatory in 2010.  Associate Director for the Seismology, Geology, and Tectonophysics Division since 2019.  Over one hundred refereed papers.

Fields of Interest

Positional and physical geodesy using space and satellite techniques for studies of climate-induced sea-level change and solid-Earth deformation; crustal deformation associated with plate tectonics, earthquakes, and volcanos; tides of the solid Earth and oceans; mass fluctuations and motions of glaciers and ice complexes.


Ph.D. in Geophysics, 1986, Massachusetts Institute of Technology

B.S. in Physics, 1981, Michigan State University


Honors & Awards

Fellow of International Association of Geodesy;  Fellow of the American Geophysical Union