Valerie Taylor was not only the first woman, but the first person to study shark behavior.  Film producer, Bettina Dalton, brings her story to the Sundance Film Festival in "Playing with Sharks: The Valerie Taylor Story." 

Tayor and her husband were also advisors on the film "Jaws."  Find out why she says that was the worst decision of her life. And Dalton explains why hunting sharks to near extinction is damaging to the rest of the fishing industry.

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