Daniel Lieberman is the Edwin M. Lerner II Professor of Biological Sciences in the Department of Human Evolutionary Biology at Harvard University. He received degrees from Harvard and Cambridge University.  He studies and teaches how and why the human body is the way it is, and how our evolutionary history affects health and disease.  He is best known for his research on the evolution of the head and on the evolution of running and walking. He has published three popular books, The Evolution of the Human Head (2011), The Story of the Human Body: Evolution, Health and Disease (2013), and Exercised: Why Something We Never Evolved to Do is Healthy and Rewarding (2021).