Robert Ludlum Books Written By Other Authors. Ludlum also published books under the pseudonyms jonathan ryder and michael shepherd. Robert ludlum’s the janson option (2013) [written by.
Jonathan ryder and michael shepherd. Robert ludlum has 218 books on goodreads with 1626627 ratings. Robert ludlum was an american author of 25 thriller novels.
Jonathan ryder and michael shepherd.
They have been published in 33 languages and 40 countries. The sigma protocol (2001, the last novel written entirely by ludlum) the janson directive (2002) the tristan betrayal (2003) the ambler warning (2005) the bancroft strategy (2006) jason bourne novels. Some of his books were written under one of his pen names. Ludlum had two pen names;