It's an essay by an assistant professor who has conducted research and examined the recent research of others. Although now retired she was a powerlifter.
She refutes the argument that sex is binary in the same ways that I do 
- that if you try to pin down what it is to be female with reference to a set of averages, you end up with a small cohort, and the more parameters you add to try to narrow it down, the smaller your cohort of those that fit becomes.
She argues that there are many myths and misconceptions being used to justify position; but that there remains insufficient evidence to fully support the argument one way or the other.
The Canadian Study, although it did not introduce new research, studied the available data. It came to the conclusion that males do have an advantage, but most of that advantage comes from factors other than the testosterone narrative,
.
In the case of female boxing, women were prevented from obtaining boxing licences.
The truth is that women have been oppressed in any number of ways, and sport is a prime example. The number of women with an interest in participating in sport, or just having too much else to do with the caring roles that are expected of them frustrates opportunities.
