Eric Dinerstein is Director of Biodiversity and Wildlife Solutions at RESOLVE. Previously, he was Lead Scientist and Vice President for Conservation Science at the World Wildlife Fund. Over the past forty years he has studied bears, rhinos, tigers, bats, and plants and many other creatures around the globe, and he remains active in the conservation of rare species. He has published over one hundred scientific papers and several books, including The Return of the Unicorns: The Natural History and Conservation of the Greater One-Horned Rhinoceros, Tigerland and Other Unintended Destinations, The Kingdom of Rarities, and What Elephants Know: A Novel. In 2007, Tigerland won the American Association for the Advancement of Science's award for science writing, the AAAS/Subaru SB&F Prize for Excellence in Science Books.