Russell E. Mumford is Emeritus Professor of Wildlife Management in the Department of Forestry and Natural Resources at Purdue University. Widely known throughout Indiana as the state expert on birds and mammals, he is author of Waterfowl Management in Indiana and coauthor of Mammals of Indiana. His hobbies include fly fishing, nature photography, painting and drawing, and collecting antique fishing tackle.

Charles E. Keller is an ornithologist by avocation and lifelong training, a frequent contributor to Indiana Audubon Quarterly, an editor of American Birds, and coauthor of Indiana Birds and Their Haunts.

William Zimmerman (1937¿2011), was one of America's premier wildlife artists. On a scale with John James Audubon, Zimmerman illustrated many vital books, including Waterfowl of North America, The Life Histories of North American Woodpeckers, and The Birds of Indiana. He is renowned for his meticulous and lifelike detail.

Matt Williams is Director of Conservation Programs at the Nature Conservancy, where he has worked for more than 16 years, and is a specialist in prescribed fire and endangered species management. He is author and photographer of Indiana State Parks: A Centennial Celebration and Endangered Birds of the Midwest and photographer of The Complete Guide to Indiana State Parks.