Countries across Latin America and the Caribbean struggle to collect data on autism, but Cecilia Montiel-Nava and the Latin American Autism Spectrum Network are beginning to change that.

The dual diagnosis frequently co-occurs with anxiety, depression and developmental and language delays.

Serious differences in autism identification persist, according to an analysis of autistic children in New Jersey over 16 years.

The power struggle between researchers, autistic self-advocates and parents is threatening progress across the field.

Applied behavior analysis, the most common intervention for children diagnosed with autism, is the subject of an intense debate between practitioners and neurodiversity advocates.

The questionnaire, designed to screen children for autism, isn’t ready for clinical use without further validation, contrary to what some overblown newspaper headlines reported.

In light of growing evidence that motor challenges are common among people with autism, we asked five researchers how these problems fit into the definition of the condition.

Most people with the X-linked syndrome have autism traits, and about one-quarter meet diagnostic criteria for the condition.

The in-depth approach shows mutations in the autism-linked gene disrupt neuronal growth and communication, as well as mitochondrial gene expression.

High rates of autism are linked to lower socioeconomic status and minority ethnic groups, according to the largest-ever autism incidence study.