Discover the fascinating and secretive process of audience testing of Hollywood movies through these firsthand stories from famous filmmakers, studio heads, and stars. Audience-ology takes you to one of the most unknown places in Hollywood-a place where famous directors are reduced to tears and multi-millionaire actors to fits of rage. A place where dreams are made and fortunes are lost.

From "the best in the business" (Sacha Baron Cohen), this book is the chronicle of how real people have written and rewritten America's cinematic masterpieces by showing up,...