The best-selling Jewish author of all time is not Joseph Heller or Philip Roth. It's not Norman Mailer or J.D. Salinger. It's Harold Robbins, and it's not even close.

Who is Harold Robbins? A writing machine who spit out a book year after year, he totaled over 30 novels that sold 750 million copies in 32 languages.

Not familiar with his work? That's because you probably don't venture into the romance section of your favorite book store Amazon.com.

That's right, Robbins was a romance novelist, who is often credited with defining the genre. In real life he was quite a lothario as well: he demanded an open marriage, set out on globetrotting sex-filled adventures, hosted orgies...

Gotta write about what you know, right?