The Madeleine Brand Show

Yesterday, President Obama announced his support for gay marriage in a sedate, one-on-one, midday interview with ABC News. American University historian Alan Lichtman talks with Madeleine about the historical impact of his announcement.

Will President Obama's pro-gay marriage stance affect his re-election campaign? In terms of fundraising, it could be a huge boon. Viveca Novak discusses the potential impact of Obama's announcement.

Rafe Needleman, editor-at-large at CNET, joins Madeleine for an update on the world of technology.

When there's a group of space enthusiasts at a convention center, they're usually focused on Star Trek or X-Files. But this week, the Los Angeles Convention Center hosted a different crowd of starry-eyed dreamers — space entrepreneurs — for the first-ever Spacecraft Technology Expo.

The graphic novelist Alison Bechdel uses simple, clean drawings to tell difficult and often messy stories.

The Sklar Brothers, Randy and Jason, join Madeleine to discuss the latest highlights in sports. The Lakers and Clippers both slip in the playoffs, Josh Hamilton has a night to remember, and Michael Phelps announces his future retirement.