Robert J. Davis, PhD, a.k.a. The Healthy Skeptic, is an award-winning health journalist whose work has appeared on CNN, PBS, WebMD, and in The Wall Street Journal. The author of three previous books on health, he hosts the “Healthy Skeptic” video series, which dissects the science behind popular health claims. Davis holds an undergraduate degree from Princeton University, a master’s degree in public health from Emory University’s Rollins School of Public Health, and a PhD in health policy from Brandeis University, where he was Pew Foundation Fellow.