David Grinspoon

David H. Grinspoon is an American astrobiologist. He is Senior Scientist at the Planetary Science Institute and was the former inaugural Baruch S. Blumberg NASA/Library of Congress Chair in Astrobiology for 2012-2013. His research focuses on comparative planetology, with a focus on climate evolution on Earth-like planets and implications for habitability. He has also studied, written and lectured on the human influence on Earth, as seen in cosmic perspective.

He has published four books, Venus Revealed, which was a finalist for the Los Angeles Times book prize, Lonely Planets: The Natural Philosophy of Alien Life, which won the 2004 PEN literary award for nonfiction, Earth in Human Hands, which was named one of NPR's Science Friday "Best Science Books of 2016" and Chasing New Horizons: Inside the Epic First Mission to Pluto, co-authored with Alan Stern. He is adjunct professor of Astrophysical and Planetary Science at the University of Colorado.

Grinspoon serves as an advisor to NASA on space exploration strategy and as an Interdisciplinary Scientist on the European Space Agency's Venus Express spacecraft mission to Venus. In addition to being a science team member of the NASA Astrobiology Institute Titan Team, he serves as science Co-Investigator and team lead for Education and Public Outreach for the Radiation Assessment Detector (RAD) on the Mars Science Laboratory.

His popular writing has appeared in numerous periodicals, such as Slate, Scientific American, Natural History, The Sciences, Seed, Astronomy, The Boston Globe, LA Times, and The New York Times. Grinspoon's technical papers have been published in Nature, Science, and numerous other journals. He has been featured on many television programs including PBS's Life Beyond Earth, BBC's The Planets, and History Channel's The Universe, as well as on NPR's Science Fridays, Wisconsin Public Radio, and BBC World Service shows.

He has given invited talks at international conferences throughout the U.S., Europe, and Australia. Grinspoon also writes the bi-monthly "Cosmic Relief" column for Sky & Telescope magazine, where he is also a contributing editor. In addition, he has appeared several times as a guest, and also as guest host, of Neil deGrasse Tyson's popular podcast and live shows StarTalk. In 2013, he was invited to give the Carl Sagan Lecture at the Fall meeting of the American Geophysical Union.