What are the ethical issues involved in providing humanitarian aid? What is the real impact of humanitarian groups? Medecins Sans Frontieres sought to answer these questions in the Perception Project, a study that spanned four years and more than ten countries. MSF interviewed close to 7,000 people in order to understand the ways that patients, populations, authorities, and communities perceive the Nobel Peace Prize-winning organization's principles and medical practices. While the quality of its medical action is renowned and praised, MSF struggles with the ability to respond to crises, the...