Speakers

Tim Appenzeller is chief magazine editor at the weekly science journal Nature, responsible for all of its journalism and opinion, in print and online. He has spent more than 25 years as an editor and writer specializing in science and the environment for magazines including Scientific American, Science, U.S. News & World Report, and National Geographic, where until 2009 he was executive editor for text. His National Geographic article “The Case of the Missing Carbon” won the Walter Sullivan award for excellence in science journalism in 2005, and his June 2007 cover story on global warming, “The Big Thaw,” was recognized for best explanatory reporting by the Society for Environmental Journalists.