“Barbie” may soon be joined by another Mattel doll on the big screen. The toy company is developing a live-action film based on its American Girl doll line, Mattel announced Wednesday. “American Girl” ...

Despite the overarching message of the Barbie movie, Barbie herself has faced protracted criticism over the years for the doll’s effects on the self-image of young girls. Barbie hasn’t been evolving ...