The problem once more isn’t just one university, but the broader culture. It’s ubiquitous. This month an inspector-general report in New Orleans revealed that only 14 percent of sexual assault cases referred to the special victims unit there were even investigated. A 2-year-old was treated in a hospital emergency room for a sexual assault and had a sexually transmitted disease, yet detectives closed the case without an investigation.

Meanwhile, prison rape, mostly of men and boys, is too often treated as a joke rather than an appalling human rights abuse. A Justice Department report last year found that in juvenile detention centers, almost 1 youth in 10 had been sexually abused in the course of a single year. At two juvenile centers, the rate of abuse was 30 percent or more…

Too often boys are socialized to see women and girls as baubles, as playthings. The upshot is that rapists can be stunningly clueless, somehow unaware that they have committed a crime or even a faux pas. The Rolling Stone article describes how the rape victim at the University of Virginia, two weeks after the incident, ran into her principal assailant.

“Are you ignoring me?” he blithely asked. “I wanted to thank you for the other night. I had a great time.”