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 to Hoffman's career: "In "The Graduate", he created a lasting resonance as Ben Braddock that made him an overnight sensation and set him on the road to becoming one of our biggest stars and most respected actors." Hoffman, however, mostly credits director Mike Nichols for taking a great risk in giving him, a relative unknown, the starring role: "I don't know of another instance of a director at the height of his powers who would take a chance and cast someone like me in that part. It took tremendous courage." Critic Sam Kashner observed strong similarities between Hoffman's character and