David Catling is a Professor of Earth and Space Sciences. After a doctorate at the University of Oxford, he worked as a planetary scientist at NASA's Ames Research Center near San Francisco, from 1995-2001. In 2001, he was appointed as one of the world's first astrobiology professors at the University of Washington in Seattle. From 2005-2008, Prof. Catling was European ... Read moreUnion Marie Curie Chair in Earth System and Planetary Studies at the University of Bristol, before returning to Seattle in 2009. He has taught astrobiology courses for over a decade and has published over eighty papers and articles in areas ranging from the geology of Mars, to the biochemistry of complex life, to the co-evolution of Earth's atmosphere and biosphere. Show Less