Saint Thomas Aquinas is in the Roman Catholic Church "a master of thought and a model of the right way to do theology" (John Paul II, Fides et ratio, n° 43). ISTAC promotes the study of Thomas Aquinas' thought, read in the light of the Divine Scripture and of his predecessors, the Fathers of the Church, in order to enlighten and renew contemporary  thought. 

The Institute encourages therefore interdisciplinary instruction in the Dominican theological tradition on doctoral, master and bachelor levels by organizing: