After a successful career in the theatre, Robert Ludlum launched his career as a bestselling writer with The Scarlatti Inheritance in 1971, the first of 22 consecutive international bestsellers. Robert sadly passed away in March 2001.
Here are the Bourne Novels in series order:
The Bourne Identity
The Bourne Supremacy
The Bourne Ultimatum
The Bourne Legacy (Eric Van Lustbader)
The Bourne Betrayal (Eric Van Lustbader)
The Bourne Sanction (Eric Van Lustbader)
The Bourne Deception (Eric Van Lustbader)
The Bourne Objective (Eric Van Lustbader)
Covert One series:
The Altman Code (with Gale Lynds)
The Lazarus Vendetta (Patrick Larkin)
The Moscow Vector (Patrick Larkin)
Other novels:
The Scarlatti Inheritance
The Osterman Weekend
The Matlock Paper
Trevayne
The Cry of the Halidon
The Rhinemann Exchange
The Road to Gandolfo
The Gemini Contenders
The Chancellor Manuscript
The Matarese Circle
The Holcroft Covenant
The Parsifal Mosaic
The Aquitaine Progression
The Icarus Agenda
The Road to Omaha
The Scorpio Illusion
The Apocalypse Watch
The Matarese Countdown
The Prometheus Deception
The Sigma Protocol
The Janson Directive
The Tristan Betrayal
The Ambler Warning
The Bancroft Strategy