Bill Humphrey began guiding in 1988 with Spectrum Wilderness-Southern Illinois University, Carbondale. He’s led trips in Ontario, Canada, Big Bend Texas and many points east and west. Certified as a Wilderness First Responder in 1997 and Top Rope Site Manager with American Mountain Guides Association in 2004 he maintains his credentials with continual training and testing. Bill has been guiding at Devil’s Lake State Park since 1992 and averages more than 143 days per year on the rock, trail and in the backcountry. Bill is the owner/operator of Essential Skills Outdoor School.