David George Haskell is a British-born American biologist, author, and professor of biology at Sewanee: The University of the South, in Sewanee, Tennessee. In addition to scientific papers, he has written essays, poems, op-eds, and the book The Forest Unseen, winner of the 2013 National Academies Communication Award for Best Book, finalist for the 2013 Pulitzer Prize in General Nonfiction, runner-up for the 2013 PEN/E. O.