[3] Hammack left Lake Geneva with his wife and returned to Birmingham, where he opened the game and bookshop called the Lion and Unicorn in 1984.
[5] Hammack sold his store around 1992 and began working as a lab technician for the Jefferson County Water Pollution Laboratory.
[6] Allen Hammack joined TSR in 1978, where he was one of a few employees who designed, wrote and edited games.
[7] Hammack was the developer and editor for the 1980 role-playing game Top Secret, and with Merle Rasmussen who wrote the game, they wrote an article that year for Dragon titled "The Super Spies" with dossiers on spies from James Bond to Maxwell Smart.
[12] A young woman in Ragland, Alabama was murdered in 1985 by participants in a live action role-playing game version of Top Secret, to which Hammack responded that "It's such a departure from what the game is intended to be that I can't even begin to tell you what they might be doing or what guidelines they might follow.