New York Times Bestseller The remarkable true story of an extraordinary relationship between psychologist Irene M. Pepperberg and Alex, an African Grey parrot who proved scientists and accepted wisdom wrong by demonstrating an astonishing ability to communicate and understand complex ideas. "You be good. I love you," were Alex's final words to his owner, research scientist Irene Pepperberg, before his premature death at age thirty-one on September...

This story documents the thirty-year relationship of Alex, an African Grey parrot, with his trainer and the ways in which this relaltionship changed scientific understanding about language and thought.