Paul Schullery is the author of many books on the American West, including Searching for Yellowstone and Old Yellowstone Days. He wrote and narrated the PBS film Yellowstone: America’s Sacred Wilderness and is currently scholar-in-residence at Montana State University Library. Lee Whittlesey is park historian for the National Park Service at Yellowstone National Park. He is the author of several books, most recently Ho! for Wonderland: Travelers’ Accounts of Yellowstone, 1872–1914 and A Yellowstone Album: A Photographic Celebration of the First National Park.