John Boswell (author of Christianity, Social Tolerance, and Homosexuality: Gay People in Western Europe from the Beginning of the Christian Era to the Fourteenth Century)
John Boswell (author of Christianity, Social Tolerance, and Homosexuality: Gay People in Western Europe from the Beginning of the Christian Era to the Fourteenth Century)
en.m.wikipedia.org
John Boswell - Wikipedia
His work is a little dated now, but a lot of scholarship on gay history was inspired by him.