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Heyman, G. M. (2004). The sense of conscious will. Behavioral and Brain Sciences, 27, 663-664.

Heyman, G.M. (2003). Consumption dependent changes in reward value: A framework for understanding addiction. In Heather, N., & Vuchinich, R. (Eds.), Choice,Behavioral Economics, and Addiction. Elsevier Press, pp. 95-126.

Heyman, G.M. (2003). The remarkable agreement between people and pigeons concerning rewards delayed: Comments on Suzanne Mitchell’s paper. In Heather, N., & Vuchinich, R. (Eds.), Choice,Behavioral Economics, and Addiction. Elsevier Press, pp. 358-362.

Heyman, G.M. (2002). A discussion of drug choice: What we know and what we need to know. In NIDA Research Monograph, Problems of Drug Dependence 2002: Proceeding of the 64th Annual Scientific Meeting, College on Problems of Drug Dependence, Inc.,USDHHS, pp. 149-151.

Heyman, G.M. & Dunn, B. (2002). Decision biases and persistent illicit drug use: An experimental study of distributed choice in drug clinic patients. Drug and Alcohol Dependence, 67, 192-203.

Heyman, G.M. (2002). The Harvard Pigeon Lab, 1970-1998: Graduate students and matching law research. Journal of the Experimental Analysis of Behavior, 77, 380-383.

Heyman, G.M. (2001). Is addiction a chronic, relapsing disease? Relapse rates, estimates of duration, and a theory of addiction. In Heymann, P. & Brownsberger, W. (Eds.) Drug Addiction and Drug Policy. Harvard University Press, pp. 81-117.

Heyman, G.M. (2001). On drug use and abuse. In N. J. Smelser and Paul B. Baltes (Eds.), International Encyclopedia of the Social and Behavioral Sciences, pp. 3856-3861.Pergamon, Oxford.

Silva, T. & Heyman, G.M. (2001). Chronic morphine consumption decreases wheel running and wheel-running reinforced behavior in rats. Pharmacology, Biochemistry, & Behavior, 69, 51-57.

Heyman, G. M. (2000). Economic principles in animal models of alcohol consumption. Alcohol Research and Health, 24, 132-139.

Heyman, G.M. (2000). The reinforcing efficacy of alcohol in P and NP rats. Pharmacology, Biochemistry, & Behavior, 66, 455-463.