This clip is worth listening to--it's Canadian television and radio host Dini Petty interviewing Elaine Gottschall. Many years before, Dini had interviewed Elaine on her TV show where they discussed IBD. In this 2005 radio broadcast, they focus on autism.
audio clip: http://www.silvertv.plus.com/btvc_files/eg.mp3
(source: http://www.breakingtheviciouscycle.info/elaine/elaine.htm)