Why Sharks Matter: A Deep Dive with the World's Most Misunderstood Predator - David Shiffman

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Shiffman, David: - David Shiffman (SILVER SPRING, MD) is a marine conservation biologist at Arizona State University. His work has appeared in the Washington Post , National Geographic , and Scientific American , and he writes a monthly column in Scuba Diving Magazine . He can be found on Twitter at @WhySharksMatter, where he's always happy to answer questions about sharks.