Michael Nichols is an award-winning photographer who became a staff photographer for the National Geographic Society in 1996. He has photographed more than 20 stories for National Geographic magazine. His work has appeared in several books, including Keepers of the Kingdom, a photographic essay about changes in US zoos; The Year of the Tiger, which focuses on the world's remaining tigers; and Brutal Kinship, a look at the timorous bond between man and chimpanzee with text by Jane Goodall. Nichols has been featured in Rolling Stone, American Photographer, and many other magazines.

Mike Fay has spent his life as a naturalist—from the Sierra Nevadas and the Maine woods as a boy, to Alaska and Central America in college, to North Africa and the depths of the central African forest and savannas for the last 25 years. He has worked for the Wildlife Conservation Society of the Bronx since 1991. Fay is best known for his work on Megatransect, a project that had the objective of bringing to the world's attention the last pristine forest in central Africa and the need for its protection.