Author and open-water devotee Susan Casey talks with Marcia Franklin about her book, Voices in the Ocean: A Journey into the Wild and Haunting World of Dolphins. It examines the unique qualities of dolphins, threats to the species, and the people trying to save them.

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Originally Aired: 11/25/2016

The interview is part of Dialogue’s series “Conversations from the Sun Valley Writers' Conference” and was taped at the 2016 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.