Research has grown exponentially on the areas of moral distress and moral injury in the past decade. Now recognized as an issue separate and distinct from Post-traumatic Stress Disorder (PTSD), these forms of moral harm nonetheless remain poorly defined, with overlap between terms used by specific professions (i.e. nursing and counseling). This presentation offers a unified theory of moral harm, with terms taken from seminal works on moral emotion, and boundaries that clarify its scope.