A former professional programmer, Moglen traces his pro bono work with Stallman back to 1990 when Stallman requested Moglen's legal assistance on a private affair. Moglen, then working with encryption expert Phillip Zimmerman during Zimmerman's legal battles with the federal government2, says he was honored by the request.
"I told him I used Emacs every day of my life, and it would take an awful lot of lawyering on my part to pay off the debt."