Jon Turk is the author of environmental and earth science text books and adventure travel books including The Raven's Gift. He is a world-class adventurer whose expeditions are bac...view moreJon Turk is the author of environmental and earth science text books and adventure travel books including The Raven's Gift. He is a world-class adventurer whose expeditions are backed by Necky Kayaks, for whom he serves as a national spokesman. He writes frequently for many different magazines and alternates his time between Fernie, British Columbia and Darby, Montana.view less