Women today behave very much more like men than their grandmothers. After all, they attend college to compete in careers (rather than to find a husband). They are interested in sex. They drink alcohol and do drugs. They are active in competitive sports, including as professionals.

Social scientists often attribute such profound changes to "sexual liberation" but this is really more of a semantic trick than a true scientific explanation. It is an exercise in circular reasoning. We should not be too surprised by that because virtually all so-called explanations in the social sciences follow a similar defective formula as I argue in scholarly detail in my recent book "The myth of culture: Why we need a genuine natural science of societies."

If women are behaving more like men and scholars attribute this to sexual liberation, we are entitled to be skeptical. It is tantamount to saying that women are now free to behave more like men because they are more free to behave like men (i.e., have been sexually liberated, or unshackled from feminine "roles"). We are in the