Jonathan I. Lunine (Former Vice-President, SCS) is David C. Duncan Professor in the Physical Sciences of Cornell University and Chair of the Department of Astronomy.  (Ph.D.  Planetary Science 1985, Caltech) Prof. Lunine does research in astrophysics, planetary science and astrobiology. He is a member of the U.S. National Academy of Sciences, and among other awards is the recipient of the Jean Dominique Cassini Medal of the European Geosciences Union (2015) and the Basic Sciences Award of the Int. Academy of Astronautics (2009).  He is the author of Astrobiology, A Multidisciplinary Approach (Pearson Addison-Wesley, 2005) and Earth: Evolution of a Habitable World (2^nd ed., Cambridge Univ. Press, 2013).

More information at astro.cornell.edu/members/jonathan-lunine.html
and en.wikipedia.org/wiki/Jonathan_Lunine