Harold Johnson played his first game of D&D in 1976. In 1978, after responding to an ad in Dragon Magazine, he was hired by TSR, Inc. He rotated through several important positions at TSR, until he became the Director of Games Development in 1982. Harold is most famously known as the author of C1: The Hidden Shrine of Tamoachan, and has worked on properties that include Dragonlance, Forgotten Realms, Spelljammer, and Ravenloft. A veteran of the convention scene, he is also the former director of Gen Con Milwaukee.