From an app to diagnose autism to a crowdsourced project to map its prevalence, Dennis Wall is brimming with ambitious ideas. But his execution of these ideas leaves something to be desired, his critics say.

The instruments clinicians use to diagnose depression in people with autism cannot capture its unique presentation in this group.

Science teaches us that housing children in institution-like settings is likely to cause severe and permanent damage to their minds and bodies.

A lack of training for first responders, combined with the communication difficulties of people with autism, can create dangerous misunderstandings.

The strict definition of autism in the latest version of the diagnostic manual is antithetical to the idea that autism comes in a wide variety of forms.

Our concept of autism has evolved over the past 20 years, rendering redundant the diagnostic labels of Asperger syndrome and pervasive developmental disorder-not otherwise specified.

Communication problems have always been considered a core feature of autism. Yet there are substantial and wide-ranging differences in how people with autism communicate.

In a new program, teachers recruit typical students to help children with autism play during recess.

Examining the teenage years presents a major opportunity for understanding and treating autism.

Many girls hide their autism, sometimes evading diagnosis well into adulthood. These efforts can help women on the spectrum socially and professionally, but they can also do serious harm.