<p>This short report introduces the <i>Tripartite Moral Spectrum Theory</i>, a heuristic model that clarifies how individuals vary in their likelihood to comply with or violate legal and moral norms. The framework identifies three orientations: (1) the intrinsically moral, who avoid wrongdoing regardless of risk; (2) the intrinsically amoral, who pursue wrongdoing regardless of sanctions; and (3) the conditionally moral, who comply only when detection appears likely. By drawing on established criminological and psychological perspectives—including deterrence, control, moral development, and psychopathy—this model integrates diverse insights into a concise typology. The spectrum provides criminal justice professionals with a practical means for anticipating when deterrence will be effective, when moral reinforcement suffices, and when containment is necessary. Its contribution lies in offering a focused, practice-oriented lens that can inform policy design, enforcement strategies, and institutional planning.</p>