Allreaders: Robert Ludlum: Analysis of the plot, theme, setting and characters of his books, plus links to similar books.
Ludlum Books: Official author's site. Includes biography, wallpapers, mailing list, and movies.
Novels by Robert Ludlum: The Fictional World of Archives: Brief selections on the use of historical archives within Ludlum's novels.
Robert Ludlum Interview with Don Swaim: Interviewed by Don Swaim of CBS Radio in 1984. Listen in RealAudio.