However, the absence of perfect concealment does not imply the presence of active advertisement, and if fertility were advertised in humans, we would… - Steve Stewart-Williams

Several studies have concluded that tests of implicit bias (in particular, the Implicit Association Test or IAT) have poor test-retest reliability, and fail to predict discriminatory behaviour. Furthermore, though interventions may change people’s implicit biases to some degree – or do so, at least, in the short-term – the effects of such changes on behaviour are trivially small or non-existent, even in the immediate wake of the intervention.

Our claim is not that pair bonding is humanity’s singular mating pattern. Our claim instead is simply that the pair bond is the most common setting for sex and reproduction in our species, that it has been for a long time, and that this has left a deep imprint on our evolved nature.

[A]mong the minority of people who possess exceptional mathematical abilities, the women are more likely to possess exceptional language abilities as well. This means that mathematically gifted women have more vocational options than their male counterparts, and consequently that fewer mathematically gifted women end up pursuing a STEM career. To the extent that this explains the gender gap in maths-intensive fields, the gap results not from mathematically gifted women having fewer options, but rather from them having more.