Commission théologique internationale
Ladaria Ferrer became professor of dogmatic theology and the history of dogma at the Comillas Pontifical University. In 1984, he assumed the same position at the Pontifical Gregorian University in Rome, where he was vice-rector from 1986 to 1994. He became a member of the International Theological Commission in 1992 and a consultor of the Congregation for the Doctrine of the Faith in 1995.