UC Berkeley Space Sciences Lab

NASA/GSFC

Royal Belgian Institute for Space Aeronomy (BIRA-IASB)

California Institute of Technology

Senior Research Scientist, University of Maryland

Research Scientisi, Heliophysics Division, NASA/HQ

Professor of Physics, Mahidol University

Research Associate, The Catholic University of America

Institute for Space Research and Technology, Bulgarian Academy of Sciences, Sofia …

Southwest Research Institute