Rick Riordan is the author of the previous books in the New York Times#1best-selling Percy Jackson and the Olympians series: The Lightning Thief; The Sea of Monsters; The Titan's Curse; and The Battle of the Labyrinth. His previous novels for adults include the hugely popular Tres Navarre series, winner of the top three awards in the mystery genre. He lives in San Antonio, Texas, with his wife and two sons.
