The Doctorate in Sacred Theology in Biblical Theology offered by The Catholic University of America is a degree accredited by the Holy See. It is especially appropriate for clerics and those who intend to teach in ecclesiastical faculties.

The S.T.D. in Biblical Studies, is a degree conferred only after a candidate with a basic, tested theological orientation and proven competence in biblical studies has shown ability for achievement in scholarly research and publication.

The Doctor of Sacred Theology (S.T.D.) is an academic degree conferred only after a candidate with a basic, tested theological orientation and proven competence in one area of specialization has shown ability for achievement in scholarly research and publication.