Cristina Mancini has built a career that shapes culture. As the current CEO of Black Girls Code, Mancini’s world seems like it would revolve around technology — which is true, at least partially. But ...

When you picture a scientist on television, who do you see? Too often, the answer is a man in a white lab coat, hunched over a microscope, or a stereotypical “mad genius” bent on world domination.