Research Professor
Colorado Center for Astrodynamics Research (CCAR)

Office location: ECOT 618

Focus Area

Remote Sensing, Earth, & Space Sciences


Ph.D., Atmospheric Science, University of California, Los Angeles, 1989
M.S., Atmospheric Science, University of Missouri, 1984
B.S., Agriculture, University of Missouri, 1976

Professional Experience

2014- present, Editor in Chief American Geophysical Union Space Weather Journal and Space Weather Quarterly
2009-present, Visiting Professor, Aerospace Engineering Sciences Department, University of Colorado, Boulder, CO
2009-2010, Senior Research Associate NOAA Space Weather Prediction Center, National Research Council resident at NOAA
2008-present, Senior Research Associate High Altitude Observatory, National Center for Atmospheric Research
1996-2008, Professor of Physics, Physics Department Director of Operations and Director of Meteorology, US Air Force Academy (USAFA)
1977-1996, US Air Force Officer, Weather Officer, Graduate Student, Assistant & Associate Prof of Physics, US Air Force

Awards (selected)

American Geophysical Union Editor's Citation for Excellence in Refereeing (2013)
USAF Academy Professor of the Year 2008
US Air Force Basic Research Award 1997

Research Interests

Space environment, solar wind-geospace coupling, satellite drag, data assimilation, space weather education.