Dan Ferber is a senior editor at Discover, where he edits features and Mind over Matter, Discover’s neuroscience and psychology column. Before joining Discover in 2014, he was a long-time contributing correspondent for Science, and he freelanced on science, technology and sustainability for many magazines, including Popular Science, Reader’s Digest, and Audubon. Dan is the coauthor, with the late Paul Epstein, MD, of Changing Planet, Changing Health, the first book on human health impacts of climate change. Before becoming a journalist, Dan was a biologist, and he holds a Ph.D. in biology from Johns Hopkins University.