Some economists are turning to psychology to explain why the health care system does not function as well as it could. As explored in the new issue of Quality Matters, their research points to ways that providers could be encouraged to invest in new models of care and help patients engage in healthy behaviors. We also speak with Douglas Hough, a faculty member at the Johns Hopkins Bloomberg School of Public Health and author of Irrationality in Health Care: What Behavioral Economics Reveals About What We Do and Why, about why efforts to improve the quality and efficiency of health care services haven’t always worked. Hint: it's us.