Marcia Franklin talks with David Epstein, an award-winning sports journalist and author of the bestselling book The Sports Gene. It delves into the controversial research on what role genetics plays in the development of athletic talent. The book also takes on the so-called "10,000 Hour Rule," which contends that 10,000 hours of practice can produce mastery in a field, including sports.

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Originally Aired: 10/24/2014

The interview is part of Dialogue's series "Conversations from the Sun Valley Writers' Conference" and was taped at the 2014 conference. Since 1995, the conference has been bringing together some of the world's most well-known and illuminating authors to discuss literature and life.