Paul Schullery is the author, coauthor, or editor of more than forty books on nature, national parks, history, and outdoor sport. He is the recipient of the Wallace Stegner Award and the Roderick Haig-Brown Award, and he wrote and narrated the award-winning PBS film "Yellowstone: America's Sacred Wilderness." He is currently a scholar-in-residence at Montana State University Library, Bozeman.
Marsha Karle's National Park Service career included assignments in Yellowstone, Denali, Mount Rushmore, Hawaii, Washington D.C., and the Everglades. She became a full-time artist in 2003. She and Schullery have collaborated as artist and author on five books.