Bill Gladstone wrote that "In lesser hands, this story might not be capable of sustaining the interest of readers through more than 200 pages, but Friedman is a natural-born storyteller whose simple but compelling language, and level of insight and sensitivity, seem to anticipate and settle questions in the readers’ minds even before they arise." For example, early in the book Friedman writes that, "“The unwritten rules of espionage writing seem to require a claim that the subjects altered the very course of history, or at least of their war... This is tempting but rarely true, I suspect, and it isn’t true in the case of our spies, though their contribution to the war was significant.