 About 70% of Opus Dei members live in their private homes, leading family lives with secular careers, while the other 30% are celibate, of whom the majority live in Opus Dei centers.Aside from their personal charity and social work, Opus Dei members organize training in Catholic spirituality applied to daily life; members are involved in running universities, university residences, schools, publishing houses, hospitals, and technical and agricultural training centers.Opus Dei was founded by a Catholic priest, Josemaría Escrivá de Balaguer, on 2 October 1928 in Madrid, Spain.