"Robert Ludlum" was an American author of 27 Thriller (genre)/thriller novels. The number of copies of his books in print is estimated between 290 million and 500 million. They have been published in 33 languages and 40 countries. Ludlum also published books under the pseudonyms "Jonathan Ryder" and "Michael Shepherd".[http://www.kirjasto.sci.fi/ludlum.htm Robert Ludlum] at Kirjasto.sci.fi.If you enjoy these quotes, be sure to check out other famous novelists! More Robert Ludlum on Wikipedia.