Andrea S. Wiley is Professor of Anthropology and Director of Human Biology at Indiana University, Bloomington. She has conducted research in India and has longstanding research interests in milk consumption and human biology. Her previous books include Cultures of Milk: The Biology and Meaning of Dairy Products in the United States and India (Harvard University Press, 2014), An Ecology of High Altitude Infancy (Cambridge University Press, 2004), and Medical Anthropology: A Biocultural Perspective, Second Edition (with John Allen, Oxford University Press, 2013).