He was Technical Project Manager for two joint partnerships run by the SEG Advanced Modeling Project focusing on issues related to petroleum exploration and pore pressure prediction in deep water environments. He was Editor-in-Chief of the Bulletin of the Seismological Society of America for nine years and subsequently was President of the Seismological Society of America from 2005-2007. He has coauthored two editions of a book on seismic wave propagation and scattering published in 1998 and 2012. He also coauthored a book on borehole seismology that was published in 2020. He has authored or coauthored more than 125 peer-reviewed papers. His interests include seismic imaging, reservoir characterization, seismic scattering, geothermal energy, and induced seismicity.