The Book of General Ignorance round differs, in particular during the Christmas specials. During the course of the "B" Series special, Fry and Davies swapped places for "General Ignorance", with Fry attempting to answer questions ostensibly written by Davies to stump him. During "D"s Christmas Special, all the "GI" questions revolved around saints. "The Book of General Ignorance" contains a list of 230 questions, most of which previously appeared in episodes of "QI". Each question explains the correct answer, and usually attempts to show why people tend to make the wrong assumptions, or believe certain myths. Each book contains two forewords, one by Fry, the
One World or None (1949). "One World or None" was produced for a theatrical market. The film is widely considered the first postwar "atomic scare" film. It later went into the public domain and is now preserved at the Prelinger Archives. One World or None One World or None (1946) is a instructional documentary short film produced by the National Committee on Atomic Information in conjunction with Philip Ragan Productions. Made just months after the Atomic bombings of Hiroshima and Nagasaki, it is considered the first postwar "atomic scare" film. "One World or None" established that throughout history, scientists from many nations have made