Kevin Hall, PhD (Author)
Kevin Hall, PhD, is an internationally recognised expert in human nutrition, metabolism, obesity and neuroscience. Despite being a physicist by training, Hall has led groundbreaking clinical research investigating how our food environment shapes our diet and how our diet affects the physiology of our bodies and our brains. Hall has twice received the Director's Award from the US National Institutes of Health and has also received the E.V. McCullum Award from the American Society for Nutrition, the Lilly Scientific Achievement Award from The Obesity Society and the Guyton Award for Excellence in Integrative Physiology from the American Physiological Society.

Julia Belluz (Author)
Julia Belluz is a journalist and a contributing opinion writer for the New York Times. She has reported extensively on medicine, nutrition and global public health from Canada, the US and Europe. Previously, Belluz was Vox's senior health correspondent in Washington, D.C., and a Knight Science Journalism Fellow at the Massachusetts Institute of Technology in Cambridge. A Canadian, she holds an MSc from the London School of Economics and Political Science and lives with her family in Paris, France.