Thinking about autism has evolved. Just three decades ago, autism was a relatively rare and clearly defined condition, diagnosed in people with limited verbal language and highly repetitive behavior.

Some psychologists think the definition of autism has become too broad. They say a term that encompasses people at all points on the cognitive curve is so broad as to be useless. That is the essence ...

The definition of autism may have become so broad that it risks confusion and even misdiagnosis, according to a new editorial by UCL professor Dame Uta Frith, whose pioneering research in the 1960s ...

Secretary of Health and Human Services Robert F. Kennedy, Jr. has spent years spreading doubt about the safety of vaccines and linking them to autism. Dozens of studies have debunked the theory, but ...

The definition of autism may have become so wide that it risks confusion and even misdiagnosis, according to a new editorial by UCL Professor Dame Uta Frith, whose pioneering research in the 1960s and ...