1. Department of Psychology, Lehman College, The City University of New York, 250 Bedford Park Boulevard W, Bronx, NY 10468, USA
2. Ferkauf Graduate School of Psychology, 1165 Morris Park Avenue, Bronx, NY 10461, USA
3. The Graduate Center, Department of Psychology, The City University of New York, 365 Fifth Avenue, New York, NY 10016-4309, USA
4. Department of Evolution, Ecology, and Behavior, School of Integrative Biology, University of Illinois, Urbana-Champaign, IL 61801, USA