And few hookups, if any, ever take place sober. And while wearing "beer goggles" may make people appear more attractive, it doesn't exactly make for sexual ecstasy! There's always been a difference between pleasure and scoring.

White men in Europe and the US are the beneficiaries of the single greatest affirmative action program in the history of the world; it is called the history of the world.

Many guys see relationships with women as a zero-sum game: If she wins, he loses. Marriage is the ultimate contest: Her job is to get him to capitulate to marriage. So many men see marriage as the "end of freedom," the end of boyhood. That's why bachelor parties are supposed to revel in that boyish irresponsibility "one last time." So many guys figure, "Why rush into something that means basically that you'll be a prisoner forever?"

The privilege of privilege is that the terms of privilege are rendered invisible. It is a luxury not to have to think about race, or class, or gender. Only those marginalized by some category understand how powerful that category is when deployed against them.

The pull of Guyland reminds us that women cannot accomplish this transformation alone. In the book's final chapter I argue that just as men need to stand up, do the right thing and break the silence that perpetuates Guyland, so, too, do women need to support each other in resisting its pull.

I think there is another choice for women; it involves challenging Guyland and supporting each other.

My colleagues and I have done a survey of 13,000 students on more than 17 campuses, and we found that while sex in college has always been a bit more casual, "hooking up" has pretty much replaced other traditional forms of dating.