New York: Dell, (2005,). The authors' first book, a literate mystery and a coming-of-age story set at Princeton - like Brown's 'The Da Vinci Code', this involves a secret which has been protected by the deaths of many over the centuries. Nelson DeMille said 'if Scott Fitzgerald, Umberto Eco and Dan Brown teamed up to write a novel, the result would be 'The Rule of Four' - an extraordinary and brilliant accomplishment - a must-read.'. ISBN: 0-385-337116.