Doubleday will publish the next novel by The Da Vinci Code author Dan Brown, THE SECRET OF SECRETS, on September 9. The book, which has a 1.5 million copy first printing, features protagonist Robert Langdon and takes place in Prague. North American rights were acquired from Heide Lange at Sanford J. Greenburger Associates, Inc. and the book will be edited by Doubleday vp and executive editor Jason Kaufman. According to Doubleday, the book will be published simultaneously in the US and 17 other territories: UK (Transworld, a division of Penguin Random House), Brazil (Sextante), Czech Republic (Argo), Denmark (Politikens), Finland (WSOY), […]