Ian Caldwell was Phi Beta Kappa in History at Princeton University. Dustin Thomason won the Hoopes Prize at Harvard University.

"This year's biggest publishing sensation" Guardian "One part The Da Vinci Code, one part The Name of the Rose - A blazingly good yarn [and] an exceptional piece of scholarship ... A smart, swift, multitextured tale that both entertains and informs" San Francisco Chronicle "The Da Vinci Code for people with brains" Independent "A stunning first novel ... 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" Nelson DeMille "An assured piece of fiction that weaves together the past and the present seamlessly ... I enjoyed it tremendously" Observer

Ian Caldwell was Phi Beta Kappa in History at Princeton University. Dustin Thomason won the Hoopes Prize at Harvard University.

"This year's biggest publishing sensation" Guardian "One part The Da Vinci Code, one part The Name of the Rose - A blazingly good yarn [and] an exceptional piece of scholarship ... A smart, swift, multitextured tale that both entertains and informs" San Francisco Chronicle "The Da Vinci Code for people with brains" Independent "A stunning first novel ... 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" Nelson DeMille "An assured piece of fiction that weaves together the past and the present seamlessly ... I enjoyed it tremendously" Observer