David Blankenhorn is founder and president of the Institute of American Values. He’s also co-director of The Marriage Opportunity Council. His books include “The Future of Marriage.” Jonathan Rauch is a senior fellow at the Brookings Institution and co-director of The Marriage Opportunity Council. He’s a contributing editor to The Atlantic and National Journal, and the author of “Gay Marriage: Why It Is Good for Gays, Good for Straights, and Good for America.” This interview is edited and produced with music and other features in the On Being episode “David Blankenhorn and Jonathan Rauch — The Future of Marriage.” Find more at onbeing.org.