James Paul Czajkowski (born August 20, 1961), better known by his pen name of James Rollins, is an American veterinarian and writer of action-adventure/thriller, mystery, and techno-thriller novels who gave up his veterinary practice in Sacramento, California to be a full-time author. Rollins' experiences and expertise as an amateur spelunker and a certified scuba diver have provided content for some of his novels, which are often set in underground or underwater locations. Under the pen name James Clemens, he has also published fantasy novels, such as Wit'ch Fire, Wit'ch Storm, Wit'ch War, Wit'ch Gate, Wit'ch Star, Shadowfall (2005), and Hinterland (2006).
Rollins was born in Chicago. His father worked for Libby's canning plant, his mother was a housewife and mother of seven, and he lived what he likened to a Brady Bunch lifestyl…Read more on Wikipedia