Overview: Guests: Ex-Obama economy adviser Christina Romer, Astrophysicist Neil DeGrasse Tyson, Salon editor-at-large Joan Walsh, Palin biography filmmaker Stephen K Bannon and chef Anthony Bourdain. Topics: US credit downgrade, debt ceiling deal, failure of the stimulus package, inability of Democrats to negotiate, 'job creators', defunding of science in America, Rick Perry's prayer festival, escaping poverty, would Hillary Clinton have been better, need for a left-wing tea party equivalent.