Part 1: Robert MacNeil Shares Grandson Nick's Story
Part 2: Exploring the 'Phenomenal' Increase in U.S. Prevalence
Part 3: Autism's Causes: How Close Are We to Solving the Puzzle?
Part 4: Demand for Educational Resources for Children Outstrips Supply
Part 5: For Adults With Autism, Few Support Options Past Age 21
Part Six: How Should We Address Deepening 'National Health Emergency'?