Ruth C. Sullivan family member with developmental disabilities. She retired from the Autism Services Center on November 1, 2007 at the age of 83. Sullivan assisted in the production of the 1988 movie "Rain Man" by serving as a consultant on autistic behavior, and Dustin Hoffman worked with Sullivan and her son Joseph, who has autism, when practicing for his role. Hoffman thanked her and Joseph in his Oscar speech. Sullivan has the last credit in the movie, and the extended DVD version features an interview with Joe. (Joe Sullivan was not the only inspiration for Hoffman's role; the role was originally written
Dustin Hoffman fans," with one example published in the "New York Times": "I identified with Ben...I thought of him as a spiritual brother. He was confused about his future and about his place in the world, as I am. It's a film one digs, rather than understands intellectually." "Turner Classic Movies" critic Rob Nixon notes that Hoffman represented "a new generation of actors." He credits Hoffman with breaking "the mold of the traditional movie star and brought to their roles a new candor, ethnicity, and eagerness to dive deep into complex, even unlikable characters." Nixon expands on the significance of the film