Autism, an umbrella term for a spectrum of developmental disorders that can look vastly different from one person to the next, was already a deeply stigmatizing condition for people like Tyler Bunty.

Robert F. Kennedy Jr.’s pledge to investigate autism’s “root cause” has drawn sharp criticism from much of the autism ...

Researchers, clinicians and disability rights advocates are dismayed by RFK Jr.'s new autism study. Many view it as a big ...

Groups advocating for people with the condition are split on Robert F. Kennedy Jr.’s effort to understand why so many more are being diagnosed with it.