"When applied to humans, this model is ludicrously implausible. While it is true that some males have trouble finding a mate, the idea that some huge percentage

"When applied to humans, this model is ludicrously implausible. While it is true that some males have trouble finding a mate, the idea that some huge percentage of males are simply not desirable enough (as we shall see, the paper requires this percentage to be over 50) to have a chance of reproducing bears no relation to the world as we know it." It's not ludicrous at all. The world "as we know it" is not the world Homo Sapiens evolved in. There is some evidence of much harsher selection bias a few millennia ago: https://psmag.com/environment/17-to-1-reproductive-success https://psmag.com/environment/17-to-1-reproductive-success