It is widely recognized that professionals such as doctors, nurses, engineers, and teachers have duties that go far beyond those of ordinary citizens, but there is much disagreement as to why they have such duties. In Professional Ethics: A Trust-Based Approach, Terrence Kelly argues that such duties come from the unique trust that professionals must invite, develop, and honor from those they serve. Without trust, professional practice would be significantly impoverished-both ethically and instrumentally- and the autonomy enjoyed by many professions would evaporate. Professionals therefore have good reasons to be "effectively trustworthy"- that is, to develop the virtues necessary to be responsive to the vulnerability of those they serve; and effectively communicate that responsiveness to others. Being effectively trustworthy requires a commitment by professionals as individual practitioners and as members of ethical communities committed to building a culture of trust. Such communitie
