Skin color is an adaptive trait by humans who migrated out of Africa 100,000 years ago. Dr. Nina Jablonski, professor of anthropology at Penn State & author, The Biological and Social Meaning of ...

She's co-director of the Skin of Color Program at Brigham and Women's Hospital in Boston — one of the country's few centers devoted to this specialized care. This segment aired on November 29, 2022.