Ryan Maddox is an epidemiologist at the Centers for Disease Control and Prevention. His cartoon, Hot Zone, runs regularly on the CDC intranet website. He is also currently working ...view moreRyan Maddox is an epidemiologist at the Centers for Disease Control and Prevention. His cartoon, Hot Zone, runs regularly on the CDC intranet website. He is also currently working on his doctoral dissertation at Emory University’s Rollins School of Public Health (when he’s not doodling). Ryan lives in Atlanta with his wife, Kathy, and their little dog, Tiano.view less