Research Articles, Cellular/Molecular Paula A. Gajewski, Andrew L. Eagle, Elizabeth S. Williams, Claire E. Manning, Haley Lynch, Colin McCornack, Ian Maze, Elizabeth A. Heller and A.J. Robison Journal of Neuroscience 16 October 2019, 39 (42) 8305-8314; DOI: https://doi.org/10.1523/JNEUROSCI.0800-19.2019 Abstract Drug addiction results in part from maladaptive learning, including the formation of strong associations between the drug and the circumstances of consumption.