Then of course there are bigger things that matter, like who do I see up there in the congregation? Do I see myself up there? Well, I don't.

I think with President Obama there's going to be a discussion, because he himself is multiracial, because we have for the first time a non-white president. There's going to be talk about what does this mean? What is it? Are we in a new era?

I may have to shop with them. But on Sunday I don't want to have to worship with them. I want to be able to just be myself and let my hair down." It's also, of course, as we know, the seat of political organization and the affirming of your blackness and so on.

I think of myself as a problem-solver. I want to go in and help the director and the writer to get the best they can out of the text they're working with.

I spent a lot of time developing in books why worshipping separately actually impacts inequality, economic, social, on and on. So I really do believe there are huge advantages to being together even though it's difficult, even though we have a lot to learn.

We've done a lot of studies to see when they do happen, why, and I mean there's a variety of reasons. But one, it starts with a commitment where they decide this is going to be who we are. Maybe it's out of their faith, a new way of looking at their faith, that we must be integrated across race.

It happens a little bit more in the West, where there's more fluid - where everybody's originally from somewhere else. So they have a little bit more permission to do it. It happens the least, at the individual level at least, in the South, because the South has very strong, you know, set up black churches and white churches and a long history of that, and so it's a bigger social cost.