In his new book Book Business , Epstein gives his insiders take on publishing today. He also talks about how publishing has changed since he entered the business in the early 1950s. Early in his career, Epstein created Anchor Books, which is said to have helped establish the trade paperback format. Epstein was also editorial director of Random House and has edited many well-known novelists including Norman Mailer, Vladimir Nabokov, Philip Roth, and Gore Vidal.