Stanford University
Consulting Professor of Geophysics
Rice University
Weiss Visiting Professor of Geophysics
Institut de Physique du Globe de Strasbourg
Visiting Professor of Geophysics
Klinik für Dermatologie, Venerologie und Allergologie
Visiting Professor of Geophysics
Université Pierre et Marie Curie/Laboratoire de Photonique et de Nanostructure
Visiting Professor of Geophysics
Caltech
Visiting Research Associate
U.S. Geological Survey (USGS)
Chief of the USGS Branch of Seismology
University of Wisconsin-Madison
Research Assistant
U.S. Geological Survey (USGS)
Research Seismologist and Geophysicist
University of Wisconsin
Cornell University
