Tom Blagden Jr. is the official photographer for Grand Canyon Expeditions. He is the photographic author of eight books, including Rizzoli's Acadia National Park. His images have appeared in numerous exhibits and magazines, including on the covers of Smithsonian, Audubon, Outdoor Photographer, Nature Conservancy, and Sierra. He has served on the board of the Nature Conservancy of South Carolina and is a fellow of the International League of Conservation Photographers and the North American Nature Photography Association.
Roderick Fraser Nash taught American history and environmental studies at the University of California Santa Barbara for 30 years. His 1967 publication Wilderness and The American Mind has been cited by Outside Magazine as one of the books that changed our world. Nash began guiding river trips in the 1950s and has made more than 70 descents of the Colorado through the Grand Canyon.
The Grand Canyon Conservancy is the official nonprofit partner of Grand Canyon National Park, working hand-in-hand with the National Park Service to support projects including trails and historic building preservation, educational programs for the public, and the protection of wildlife and their natural habitat.
Grand Canyon Expeditions is one of the oldest outfitters running trips through the Canyon.