As a neurophysiologist with expertise in the endocannabinoid system and mechanisms of drug reward and addiction, he has received research support from the National Institute on Drug Abuse and the National Science Foundation, and his articles have appeared in journals such as Nature Neuroscience, Trends in Neuroscience and Neuropsychopharmacology. His ongoing research at Eckerd College includes studies of the evolution and comparative physiology of cannabinoid receptors and neuropeptides.