2011-02-14: Edward Glaeser
2011-02-03: Adm. Michael Mullen
2011-02-02: Matthew Perry
2011-02-01: Michael Steele
2011-01-31: Bill Gates
2011-01-27: T. Boone Pickens
2011-01-26: Jonathan Alter
2011-01-25: James Franco
2011-01-24: Anand Giridharadas
2011-01-19: Paul Clemens
2011-01-18: Neil deGrasse Tyson
2011-01-17: Peter Bergen
2011-01-13: Ron Howard
2011-01-12: Tim Pawlenty
2011-01-11: Colin Firth
2011-01-10: Denis Leary
2011-01-06: Patton Oswalt
2011-01-05: Jimmy Wales
2011-01-03: Paul Giamatti
2010-12-16: Mike Huckabee
2010-12-15: Paul Rudd