October 9, 2003: Mary Ostrom (Nationwide Financial)
October 16, 2003: Dolores Albarracín (University of Florida)
October 23, 2003: Mark Alicke (Ohio University)
October 30, 2003: Larissa Tiedens (Stanford University)
November 6, 2003: James Shah (University of Wisconsin, Madison)
November 13, 2003: Jennifer Eberhardt (Stanford University)
January 15, 2004: Alex Rothman (University of Minnesota)
February 5, 2004: Diederik Stapel (University of Groningen (Netherlands))
February 12, 2004: John Bargh (Yale University)- Ostrom Scholar
February 19, 2004: Marilynn Brewer (The Ohio State University)
March 11, 2004: Joe Priester (University of Michigan)
April 1, 2004: Nick Epley (Harvard University)
April 8, 2004: Jack Dovidio (Colgate University)
April 22, 2004: Mike Ross (University of Waterloo)
May 13, 2004: Hazel Markus (Stanford University)
May 20, 2004: Susan Fiske (Princeton University)- Distinguished Scholar