Tika Sumpter, Mark-Paul Gosselaar, and Christina Anthony

Tika Sumpter, Mark-Paul Gosselaar and Christina Anthony from the hit TV show “mixed-ish.” Plus, pretending to be something you’re not: Rachel Dolezal, the Black civil rights activist who was exposed as a white woman, and Leah Olson, who convinced people she was white, share their stories.

The show’s own verdict is on its page.