Mattel creates a doll that it hopes represents some of the ways autistic people interact with the world.

Mattel Inc is introducing an autistic Barbie on Monday as the newest member of its line intended to celebrate diversity, joining a collection that already includes Barbies with Down syndrome, a blind Barbie, a Barbie and a Ken with vitiligo, and other models …

Having a sibling is a lot of "It's my turn at the computer now!" and "Mom, Susie won't let me play with the doll!" But once you hit adulthood, you realize that there's probably no one else in the universe who knows you best: your sense of humor, your weak spo…