Why do college students love getting wasted?

In his new book, "Getting Wasted," he aims to uncover not the dangers of college drinking, but what attracts  students to alcohol in the first place. And booze, he finds, not only helps young students alleviate their social anxiety, it helps them grow close friendships, and find romantic love. By taking care of other drinkers when they're feeling ill, he argues, many student drinkers also get their first taste of adult responsibility, findings that have major implications for the ways in which we think about alcohol.  Why do college students love getting wasted?