David M Hillis Author

David M. Hillis is the director of the Biodiversity Center at the University of Texas at Austin’s College of Natural Sciences. He was awarded a MacArthur Fellowship in 1999 and was elected to the US National Academy of Sciences in 2008. He is also known for his discovery of numerous new species, including Austin’s iconic Barton Springs Salamander.

Harry W. Greene is a professor of ecology and evolutionary biology at Cornell University and the author of Tracks and Shadows: Field Biology as Art, among other books.