University of Colorado

Professor of Aerospace Engineering Sciences, University of Colorado, Boulder

Distinguished Professor at Texas A&M University

University of Texas at Austin

University of Colorado

James Watt Chair, Professor of Engineering Science, University of Glasgow

Japan Aerospace Exploration Agency

Professor Emeritus of Aerospace Engineering, Iowa State University

Australian National University / Tohoku Univ. / Japan Aerospace Exploration Agency

CSL University of LIEGE, Professor of Space Instrumentation