In Underestimated: An Autism Miracle, Generation Rescue's cofounder J.B. Handley and his teenage son Jamison tell the remarkable story of Jamison's journey to find a method of communication that allowed him to show the world that he was a brilliant, wise, generous, and complex individual who had been misunderstood and underestimated by everyone in his life. Jamison's emergence at the age of seventeen from his self-described "prison of silence" took...