Mark Hertsgaard is the author of seven nonfiction books, including On Bended Knee: The Press and the Reagan Presidency and Hot: Living through The Next Fifty Years on Earth. As a journalist, Hertsgaard has reported from around the world for the New Yorker, The Atlantic, Vanity Fair, TIME, The Nation, The Guardian, Scientific American, and more. He is the co-founder and executive director of Covering Climate Now (www.coveringclimatenow.org/).