Michael Lemonick is a well-known science journalist who has written more than 50 cover stories for Time Magazine. His work has also appeared in Scientific American, New Scientist, Wired, and Discover. He has written several books about astronomy, including most recently "Mirror Earth: The Search for Our Planet's Twin". Currently, he is an editor at climatecentral.org. He will be speaking about the search for Earth-like planets orbiting other stars.