Wherever one stands on the issue of same-sex marriage, having the president of the United States endorse the concept is a major achievement for the gay rights movement. And it didn’t happen by accident.
The shift in the public’s attitudes toward gay marriage, and the subsequent alteration of the political landscape, is arguably the most significant we’ve seen in the last quarter-century. And among the people who are most responsible for this moment is Jonathan Rauch, a former columnist for National Journal and a guest scholar at the Brookings Institution.



