David M. Green is Professor and Director of the Redpath Museum at McGill University in Montreal, Quebec, Canada.
Linda A. Weir is Wildlife Biologist with the US Geological Survey and Coordinator of the North American Amphibian Monitoring Program (NAAMP) at the Patuxent Wildlife Research Center in Maryland.
Gary S. Casper is Associate Scientist at the University of Wisconsin-Milwaukee Field Station and head of the Wisconsin Herpetological Atlas Project.
Michael J. Lannoo is Professor of Anatomy and Cell Biology at the Indiana University School of Medicine. He is the author of Leopold’s Shack and Rickett’s Lab and Amphibian Declines (both from UC Press), among other books.