From his article in Pyramid Volume 3/Issue 3 - "Omniscient Eye: Does My Nuclear Arsenal Have an Expiration Date?":
John Dallman is a computer programmer, roleplayer, and
amateur student of technological history. He blames the latter
on Tom Clancy, whose Hunt for Red October interested him in
navies, and whose Sum of All Fears first showed him that
nuclear weapons were a fascinating branch of engineering.