Robert Clark is an award-winning photographer whose magazine work includes more than forty stories for National Geographic. Clark's photographs appear in several notable books, such as Friday Night Lights, First Down Houston, and Feathers: Displays of Brilliant Plumage. His photographs documenting the September 11, 2001 terrorist attacks are some of the most widely reproduced images of the event and are part of the collections of many museums and archives. Clark lives in Brooklyn, New York.
David Quammen is an acclaimed science, nature, and travel writer. He is the author of fifteen books and hundreds of articles. According to the New York Times, Quammen is "not just among our best science writers but among our best writers, period."
Joseph Wallace is the author of more than a dozen books on nature and the environment(including A Gathering of Wonders: Behind the Scenes at the American Museum of Natural History), baseball, and other topics. He is also the author of three novels (including the ecological thrillerInvasive Species) and several short stories.