Casey exhibited serial restricted interests--one of the hallmarks of ASD--since age two; each interest advanced his understanding of the world and opened opportunities to him. His love of money led to history, as he learned about the men on the bills. He segued to English history and then tea, which led to Chinese. After a solo trip to China, Casey decided he needed to expand his world. Now 18, he turns his immense gift of concentration to learning French.
