Mark O'Shea is professor of herpetology at the University of Wolverhampton. He has presented numerous television series focused on snakes for the Discovery Channel, ITV, and the BBC; run a variety of herpetological field projects for the Royal Geographical Society, Operation Raleigh, and Discovery Expeditions; and conducted snakebite research in collaboration with the universities of Oxford, Liverpool, Melbourne, and Adelaide. His many books include Venomous Snakes of the World and Boas and Pythons of the World (both Princeton).