Do Supreme Court Rulings Reflect the Culture, or Change it?

The question of same-sex marriage landed in the Supreme Court this past week, and marriage equality supporters are hoping for a landmark ruling that will legalize same-sex marriage. If it happens, it’ll be one in a series of history-making Supreme Court rulings. But how does it work? Does the Supreme Court have the power to change the culture, or does our culture influence the decisions of the justices? NYU law professor Barry Friedman has written a book on that very question. He tells Bob that for the most part, the Supreme Court tries to shape their decisions according to what the public wants.