Executive Control Over Cognition: Stronger and Earlier Rule-Based Modulation of Spatial Category Signals in Prefrontal Cortex Relative to Parietal Cortex

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¹Department of Biomedical Engineering and
²Center for Cognitive Sciences, University of Minnesota,
³Department of Neuroscience and
⁴MD/PhD Training Program, University of Minnesota Medical School, Minneapolis, Minnesota 55455, and
⁵Brain Sciences Center, Veterans Affairs Medical Center, Minneapolis, Minnesota 55417

Author contributions: S.J.G. and M.V.C. designed research; S.J.G., R.K.B., and S.S. performed research; S.J.G., S.S., and M.V.C. analyzed data; S.J.G., R.K.B., S.S., and M.V.C. wrote the paper.

This work was supported by United States Public Health Service, National Institutes of Health Grants R01MH077779 and R24MH069675, the Department of Veterans Affairs, and the American Legion Brain Sciences Chair. We gratefully acknowledge Apostolos Georgopoulos for his support of this work, as well as important insights regarding the study and this manuscript. We thank David Crowe for valuable discussions regarding the data analysis and this manuscript. We thank Angus MacDonald and Scott Sponheim for discussions regarding the experimental design of the behavioral paradigm and its potential translation to studies of human cognition. We thank Dean Evans for excellent surgical assistance, animal care, and technical support. We thank Dale Boeff for expert computer programming and technical support. The views and opinions expressed in this work are those of the authors solely and not those of the United States Federal Government.
Correspondence should be addressed to Matthew V. Chafee, Brain Sciences Center (11B), Veterans Affairs Medical Center, 1 Veterans Drive, Minneapolis, MN 55417. chafe001{at}umn.edu

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