Jack Allan Abramoff ( born February 28, 1959) is an American lobbyist, businessman, film producer, writer, and convicted felon. He was at the center of an extensive corruption investigation led by Earl Devaney that resulted in his conviction and 21 other people either pleading guilty or being found guilty, including White House officials J. Steven Griles and David Safavian, U.S. Representative Bob Ney, and nine other lobbyists and congressional aides. Abramoff was College Republican National Committee National Chairman from 1981 to 1985, a founding member of the International Freedom Foundation, allegedly financed by apartheid South Africa, and served on the board of directors of the National Center for Public Policy Research, a conservative think tank. From 1994 to 2001 he was a top lobbyist for the firm of Preston Gates & Ellis, and then for Greenberg Traurig until March 2004.