ANDREW NIKIFORUK is the author of three previous books, including Saboteurs, which won a Governor General's Award for non-fiction. His first book, The Fourth Horseman: A Short History of Plagues, Scourges, and Emerging Viruses, won critical acclaim in Canada, the United States, and Britain. An award-winning journalist, he has written for Maclean's, Saturday Night, and Canadian Business magazines. He lives with his family in Calgary, Alberta.