If I found out I was an XX male tomorrow, I don't see how this would or should impact my behavior or expression in any way whatsoever.
Now, onto Chapter 1...
This should be titled to "WE ARE ALL INTERSEX" because that's what she's getting at.
But first she starts with a discussion about eugenics and the Holocaust, saying that many people who did not fit some "normal" or "acceptable" criteria were...
But this is a bait and switch.
"From a scientific, biological perspective, intersex variations comprise a distinct, yet diverse, sexual category. There are many types of intersex variances... Their natural existence provides unwavering evidence that sex is a spectrum."
"We suspect that the acceptance of biological sex as not exclusively and strictly binary would likewise be non-detrimental to society, despite the fact that sex characteristics convey greater social significance than hair color."
The following excerpt from my and @FondOfBeetles' @WSJ essay explains this distinction as clearly as possible.
wsj.com/articles/the-d…