For the most recent updates on his bibliography, the Author's Guild profile provides a comprehensive look at his career and achievements. If you'd like, let me know:
Scorpion (1985): The debut Scorpion novel introduced a world-class assassin and became an international bestseller. Scorpion Betrayal (2012) Scorpion Winter (2012) Scorpion Deception (2013)
Are you interested in in the espionage genre? Andrew Kaplan: books, biography, latest update - Amazon.com
Carrie's Run (2013): An origin story for CIA officer Carrie Mathison.