David Pfennig is the Bland Simpson Distinguished Professor of Biology at the University of North Carolina at Chapel Hill and a former Sigma Xi Distinguished Lecturer. He studies how the interplay between evolution, ecology, and development shapes biodiversity. He has written over 150 scientific papers and three books. His work has been featured on The National Geographic Channel, on the BBC/PBS’s Nature series, and in The New York Times, Newsweek, National Geographic, Scientific American, New Scientist, and Discover, among other publications.