Neurologist Lawrence Reiter is growing neurons from the discarded teeth of children with neurological syndromes. Here he describes how dental pulp may help researchers find the genes and pathways that underlie autism symptoms.

Geneticist James Noonan explains how the complex function of CHD8, the leading candidate for autism risk, points to a way to unravel the mechanisms underlying autism.

Cell biologist Nicholas Katsanis explains why zebrafish have been key in studying a chromosomal region linked to autism.

Luca Santarelli, head of neuroscience at Roche, explains why he is optimistic that pharmaceutical companies can overcome the obstacles in autism drug development.

Child psychiatrist and epidemiologist Eric Fombonne digs through the latest report on the prevalence of autism, suggesting reasons for the apparent increase in the disorder’s rates.