(The Conversation) — A Vatican declaration, the “Infinite Dignity,” has brought renewed attention to how religions define and interpret gender and gender roles. Approved by the pope on March 25, 2024, the Vatican declaration asserts the Vatican’s opposition to gender-affirming surgery and surrogacy. While noting that people should not be “imprisoned,” “tortured” or “killed” because of their sexual orientation, it says that “gender theory” and any sex-change intervention reject God’s plan for human life. The Catholic Church has long emphasized traditional binary views of gender. But in many places, both present and past, individuals have been able to push back against gender norms. Even in the ancient Roman Empire, individuals could transgress traditional conceptions of gender roles in various ways. While Roman notions of femininity and masculinity were strict as regards clothing, for instance, there is evidence to suggest that individuals could and did breach these norms, although they were likely to be met with ridicule or scorn. As a scholar of Greek and Latin literature, I have studied the “Galli,” male followers of the …