Half a century ago, the bishops' conference of the United States commissioned an interdisciplinary study of the priesthood in that country. Key parts of it were led by two priests who at the time were celebrities in the Catholic community, Andrew Greeley the sociologist and Eugene Kennedy the psychologist. (Disclosure: as a seminarian I was office assistant to Kennedy in the early stages of the study.)
https://international.la-croix.com/news/schoolyard-bullies-in-the-sacristy/9741#
https://international.la-croix.com/news/schoolyard-bullies-in-the-sacristy/9741#