Justin Bieber | Washington Irving | Irving Berlin | Henry Irving | Irving | Irving, Texas | John Irving | David Irving | Robert Irving III | Irving Plaza | Amy Irving | Irving Penn | Irving Fisher | Irving Wallace | Irving Picard | Irving Mills | Irving Langmuir | Irving Klaw | Irving Thalberg | Irving Kane Pond | Irving Jacobson | Irving Allen | Justin Bieber: Never Say Never | Irving T. Bush | Irving Stone | Irving Layton | Irving Hexham | Irving Babbitt | Bieber, California | L. Irving Handy |
Those listed as contributors to the study included Frank A. Beach, Irving Bieber, Wainright Churchill, Albert Ellis, Paul Gebhard, Evelyn Hooker, Laud Humphreys, Judd Marmor, Wardell Pomeroy, Edward Sagarin, Robert Stoller, Clarence Tripp, and Colin J. Williams.