Allen Hammack is a game designer, writer, editor, and programmer from Birmingham, Alabama. He has degrees in Chemistry and Computer Science. Allen worked at TSR from 1978-1983, and was a part of over 60 game products. Among his notable accomplishments there: he was one of the editors of the first Dungeon Masters Guide, wrote "C2: Ghost Tower of Inverness", edited "Top Secret" and designed the "Viking Gods" game. After leaving TSR, Allen wrote another module for TSR and three books for Mayfair Games: Fantastic Treasures I & II, and Monsters of Myth & Legend III.