Chris Impey is a University Distinguished Professor and Deputy Head of Steward Observatory, in charge of all astronomy academic programs at the University of Arizona. His research interests are observational cosmology, gravitational lensing, and the evolution and structure of galaxies. He has 160 refereed publications and 60 conference proceedings, and his work has been supported by $18 million in grants from NASA and the NSF. As a professor, he has won eleven teaching awards, and he has been heavily involved in curriculum and instructional technology development. Impey is a past Vice President of the AAS. He has also been an NSF Distinguished Teaching Scholar, a Phi Beta Kappa Visiting Scholar, and the Carnegie Council's Arizona Professor of the Year. Impey has written over thirty popular articles on cosmology and astrobiology and co-authored two introductory textbooks. His first popular book "The Living Cosmos", was published in 2007 by Random House; his second popular book "How It Ends", will be published in 2009 by Norton.