Subcommittee:
Full Committee
Witnesses:
Associate Administrator, Science Mission Directorate, National Aeronautics and Space Administration (NASA)
Professor of Physics, University of California, San Diego and UCSD Center for Astrophysics and Space Science; Fulbright Scholar
Chair, Planning Committee, Workshop on the Search for Life Across Space and Time, National Academies of Science, Engineering, and Medicine; Evan Pugh Professor of Geosciences, Pennsylvania State University
Senior Astronomer, SETI Institute
Advances in the Search for Life