How I Built This with Guy Raz

Jazzercise: Judi Sheppard Missett

Judi Sheppard Missett wandered into her first dance class when she was 2, and hasn't stopped dancing since. In the late 1960s, she was teaching jazz dance in Chicago and her students—mostly young moms—complained she was acting too much like a Broadway taskmaster, when all they wanted was get in shape and have a good time. Seeing an opportunity, Judi…