● The hypothesis that gender identity is an innate, fixed property of human beings that is independent of biological sex — that a person might be “a man trapped in a woman’s body” or “a woman trapped in a man’s body” — is not supported by scientific evidence.
http://www.thenewatlantis.com/publications/executive-summary-sexuality-and-gender
https://www.thecatholicthing.org/2017/06/28/the-transgender-agenda-vs-the-science/