Think tankers on the Sunday talk shows (full line-up below):

CNN GPS with Fareed Zakaria: Greek Prime Minister George Papandreou; Anne-Marie Slaughter, Princeton University; Ian Bremmer, Eurasia Group; Gideon Rose, Foreign Affairs and Council on Foreign Relations; Nile Gardiner, Heritage Foundation

CNN’s State of the Union with Candy Crowley: Rep. Ron Paul (R-TX); Rep. Michele Bachmann (R-MN); Sen. John McCain (R-AZ); Alice Rivlin, Brookings Institution; Douglas Holtz-Eakin, American Action Forum; Ron Brownstein, National Journal

And the full line-up:

NBC’s Meet the Press: David Axelrod; RNC Chairman Reince Priebus; Joe McQuaid, Publisher of the New Hampshire Union Leader; Katty Kay, BBC; Fmr. Rep. Harold Ford, Jr. (D-TN); Mark Halperin, Time

ABC’s This Week: Rick Santorum; Rep. Barney Frank (D-MA); George Will, ABC; Democratic strategist Donna Brazile; Arianna Huffington, Huffington Post; Major Garrett, National Journal; Angelina Jolie

CBS’ Face the Nation: RNC Chair Reince Priebus; Obama Campaign Advisor Robert Gibbs; John Dickerson, CBS News; Norah O’Donnell, CBS; Nancy Cordes, CBS; Mike Allen, Politico

Fox News Sunday: Rep. Michele Bachmann (R-MN); Sen. Kent Conrad, (D-ND); Sen. Tom Coburn, (R-OK); Byron York, The Washington Examiner and Fox News; Mara Liasson, National Public Radio and Fox News; Ed Gillespie, Republican State Leadership Committee; Kirsten Powers, The Daily Beast and Fox News; Kahil Byrd, CEO of Americans Elect

NBC’s Chris Matthews Show: Joe Klein, Time; Helene Cooper, New York Times; Gillian Tett, Financial Times; John Heilemann, New York magazine

CNN’s Reliable Sources with David Kurtz: Steve Roberts, George Washington University; Bill Press, syndicated radio show host; Jennifer Rubin, The Washington Post; Vince Doria, ESPN; Jason Whitlock, Fox Sports; Mike Wise, The Washington Post