Pete Dunne is an author and founder of the World Series of Birding, former Director of Natural History Information for the New Jersey Audubon Society, and former director of the Cape May Bird Observatory. An experienced tour leader, he is well-known for his columns and contributions to publications such as American Birds and Birding. He is also the author of more than twenty books, including Birds of Prey, Gulls Simplified, The Art of Pishing, The Wind Masters, and, most recently, The Shorebirds of North America.

David Allen Sibley is the author and illustrator of several successful nature guides, including The Sibley Guide to Birds. He has contributed to Smithsonian, Science, The Wilson Journal of Ornithology, Birding, BirdWatching, North American Birds, and the New York Times. He is the recipient of the Roger Tory Peterson Award for Lifetime Achievement from the American Birding Association and the Linnaean Society of New York's Eisenmann Medal.