The Secret of Secrets

INSTANT #1 NEW YORK TIMES BESTSELLER The world s most celebrated thriller writer and author of The Da Vinci Code returns with his most stunning novel yet a propulsive, twisty, thought-provoking masterpiece that will entertain readers as only Dan Brown can do.

Robert Langdon, esteemed professor of symbology, travels to Prague to attend a groundbreaking lecture by Katherine Solomon a prominent noetic scientist with whom he has recently begun a relationship. Katherine is on the verge of p ...