&gt; unless evidence states otherwise<p>There <i>is</i> evidence in the form of the existence of transgender people. Some societies (as noted above) have been aware of the lack of an intrinsic link between apparent reproductive sex at birth and mental&#x2F;social gender for quite a while, and analogous behavior is observed in some animals.<p>Just as you can&#x27;t conversion therapy someone out of being transgender, David Reimer is evidence that you can&#x27;t conversion therapy someone <i>into</i> being transgender.<p>Just because someone is born male, and raised as a boy, doesn&#x27;t mean they&#x27;ll agree once they can decide for themselves. They probably will, &gt;99% of the time, but not always.