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

CNN’s GPS with Fareed Zakaria: Alan Simpson; Michael O’Hanlon, Brookings Institution; Larry Korb, Center for American Progress; Vali Nasr, Brookings Institution; Bret Stephens, Wall Street Journal; Hooman Majd, journalist; Hillary Mann Leverett, political risk consultant

And the full Sunday talk show line-up:

NBC’s Meet the Press: NBC hosts the final GOP presidential candidate debate before the New Hampshire primary

CBS’ Face the Nation: Leon Panetta, Secretary of Defense; Gen. Martin Dempsey, Chairman of the Joint Chiefs of Staff; Sen. John McCain (R-AZ)

ABC’s This Week: David Axelrod, Obama advisor; Mike Huckabee; George Will, ABC News; Mary Matalin, Republican strategist; Matthew Dowd, ABC News; Donna Brazile, Democratic strategist; Jake Tapper, ABC News

Fox News Sunday: Rep. Ron Paul (R-TX); Reince Priebus, RNC Chair; Rep. Debbie Wasserman Schultz (D-FL), DNC Chair; Bret Baier , Fox News; A.B. Stoddard, The Hill; Ovide Lamontagne, New Hampshire Gubernatorial Candidate; Neil Levesque, Executive Director, New Hampshire Institute of Politics

CNN’s State of the Union with Candy Crowley: Jon Huntsman, GOP candidate; Rep. Nancy Pelosi, (D-CA); John Sununu, former New Hampshire Governor; and Bob Walker, Gingrich adviser and former congressman; Neil King, Wall Street Journal; Phil Rucker, Washington Post;

CNN’s Reliable Sources: Jon Karl, ABC; Roger Simon, Politico; Lynn Sweet, Chicago Sun-Times; Dana Milbank, Washington Post; Robert Costa, National Review; Laura Ashburn, Huffington Post; James Pindell, WMUR

NBC’s Chris Matthews Show: John Heilemann, New York magazine; Andrewa Mitchell, NBC; Nia-Malika Henderson, Washington Post; Howard Fineman, Huffington Post