 Provost Gebhard was elected Abbot General of the Austrian Congregation and attended the Second Vatican Council.In 1969, he was elected Abbot Primate of the Confederation of Augustinian Canons.In 1985, on the celebration of his golden jubilee of priesthood, Provost Gebhard inaugurated the Provost Gebhard Koberger Institute for Research on the Augustinian Canons.