Mirari Elcoro (Psychology)and colleagues Carlos Aparicio of Savannah State University, B. Alonso-Alvarez of the University of Oviedo in Spain, and Savannah State undergraduate students C.D. Brown and M. Pollard presented a poster entitled: “Impulsive choice in Lewis and Fischer 344 rats: Effects of experience and order of delays” at the 29^th Annual Meeting of the Southeastern Association for Behavior Analysis, Columbia, SC., October, 2012.