Larry Roberts is currently teaching parasitology and marine biology at the University of Miami. He received his Ph.D. in Parasitology from Johns Hopkins University and is a coauthor of Foundations of Parasitology, 5/e. Past teaching affiliations include University of Massachusetts, Texas Tech University, and Florida International University. Dr. Roberts has authored numerous research articles and a title of related interest: Underwater World of Sport Diving.
Allan Larson is an Associate Professor at Washington University, St. Louis, MO. He received his Ph.D. in Genetics at the University of California, Berkeley. His fields of specialization include Evolutionary Biology, Molecular Population Genetics and Systematics, and Amphibian Systematics. He's taught courses in general biology, evolution, and population biology.