Harvard Medical Labcast

HMS Associate Professor of Medicine Ted Kaptchuk defines placebo effects as the self-healing capabilities embedded in the ritual of medicine. Find out why he’s trying to understand the magnitude, duration and boundaries of these effects. Plus, in the process of studying the genetic roots of a horrific disease, HMS Professor of Cell Biology Bjorn Olsen and colleagues discover a new way to create adult stem cells. Photo by Christopher Bernard/iStock.