2007-02-08: John Mellencamp
2007-02-07: Ralph Nader
2007-02-06: Mike Rowe
2007-02-05: Walter Scheib
2007-02-01: Sienna Miller
2007-01-31: Sen. Joe Biden
2007-01-30: Neil DeGrasse Tyson
2007-01-29: Bill Gates
2007-01-25: Sen. Charles Schumer
2007-01-24: Scott McClellan
2007-01-23: Terry McAuliffe
2007-01-22: Gen. Rupert Smith
2007-01-18: Robin Wright Penn
2007-01-17: Jerry Rice
2007-01-16: Michael Oren
2007-01-15: Josh Bernstein
2007-01-11: Peter O'Toole
2007-01-10: Gov. Mike Huckabee
2007-01-09: Harry Frankfurt
2007-01-08: Louis C.K.
2006-12-20: Ben Stiller
2006-12-19: Bill Kristol
2006-12-18: Gov. Tom Vilsack