 From that time Reginald was the constant and intimate companion of the saint.By November 1268 Aquinas had completed his tenure at the Santa Sabina "studium provinciale", the forerunner of the "studium generale" at Santa Maria sopra Minerva which would be transformed in the 16th century into the College of Saint Thomas (), and then in the 20th century into the Pontifical University of Saint Thomas Aquinas, "Angelicum".Reginald was with Aquinas and Nicholas Brunacci [1240-1322], Aquinas' student from Santa Sabina as they left Viterbo on their way to Paris to begin the academic year.