ADRIENNE MAYOR is an independent folklorist/historian of science who investigates natural knowledge contained in pre-scientific myths and oral traditions. The Poison King is Mayor's latest book, and won top honors (Gold Medal) for Biography, Independent Publishers' Book Award 2010. It is a 2009 National Book Award Finalist. The History Channel's "Ancient Monster Hunters" is based on Mayor's first book. Co-author MARC ARONSON is an award-winning author and editor who earned his doctorate in American History at NYU. A prolific author, a blogger for SLJ, and an innovative thinker on children's book subjects, Marc brings deep knowledge of how kids relate to information.