Dr. Thor Hanson is a Guggenheim Fellow, a Switzer Environmental Fellow, and an award-winning author and biologist. His books include The Triumph of Seeds, The Impenetrable Forest, Feathers, and the illustrated children's favorite Bartholomew Quill. Thor Hanson's writing has earned many accolades, including the John Burroughs Medal, the AAAS/Subaru SB&F Prize, and two Pacific Northwest Book Awards. His many media appearances have included NPR's Fresh Air, PRI's The World and Science Friday, The Current on CBC, and Book Lust with Nancy Pearl. He lives with his wife and son on an island in the Pacific Northwest.