Joanne Calderwood (right) exchanges blows with Ariane Lipski during their women's flyweight match at UFC Fight Night at Barclays Center in January. (Sarah Stier/Getty Images)
This is the final story in a three-part series about the UFC Performance Institute. The first story looked at the technology being used at the PI; the second examined how the PI is being used by athletes other than MMA fighters—and how the UFC is using its unique positioning in U.S. sports to expand internationally. This story goes into the analytics of mixed martial arts.
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In 2017, UFC fighter Joanne Calderwood was at an impasse.