Patrick D. Skosnik, PhD

Assistant Professor of Psychiatry

Departments & Organizations

Office of Student Research

Psychiatry: Schizophrenia Research Clinic


Selected Publications:

  1. Skosnik, P. D., Krishnan, G. P., D’Souza, D. C., Hetrick, W. P., and O’Donnell, B. F. (in press). Disrupted Gamma-Band Neural Oscillations During Coherent Motion Perception in Heavy Cannabis Users. Neuropsychopharmacology.

  2. Cortes-Briones, J.A., Cahill, J.D., Ranganathan, M., Sewell, R.A., D’Souza, D.C., and Skosnik, P.D. (in press). Testing Differences in the Activity of Event-Related Potential Sources: Important Implications for Clinical Researchers. Clinical Neurophysiology.

  3. Fridberg, D. J., Skosnik, P. D.,Hetrick, W. P., and O’Donnell, B. F. (2013). Neural correlates of performance monitoring in chronic cannabis users and cannabis-naïve controls. Journal of Psychopharmacology. 27(6), 515-25.
  4. Albrecht, D. S., Skosnik, P. D., Vollmer, J. M., Brumbaugh, M. S., Perry, K. M., Mock, B. H., Zheng, Q-H., Federici, L. A., Patton, E. A., Herring, C. M., Yoder, K. K. (2013). Striatal D2/D3 Receptor Availability is Inversely Correlated with Cannabis Consumption in Chronic Cannabis Users. Drug and Alcohol Dependence. 128(1-2), 52-7.
  5. Sewell, R. A., Schnakenberg, A., Elander, J., Radhakrishnan, R., Williams, A., Skosnik, P. D., Pittman, B., Ranganathan, M., and D'Souza, D. C. (2013). Acute effects of THC on Time Perception in Frequent and Non-frequent Cannabis Users. Journal of Psychopharmacology. 226(2), 401-13.

  6. Skosnik, P. D.,D’Souza, D. C., Steinmetz, A. B, Edwards, C. R., Vollmer, J. M., Hetrick, W. P., and O’Donnell, B. F. (2012). The Effect of Chronic Cannabinoids on Broadband EEG Neural Oscillations in Humans. Neuropsychopharmacology. 37(10), 2184-93.

  7. Ranganathan, M., Schnakenberg, A., Skosnik, P.D., Cohen, B., Munro, T., Pittman, B., Sewell, R.A., and D’Souza, D.C. (2012). Dose-related Behavioral, Subjective, Endocrine and Psychophysiological Effects Of the Kappa Opioid Agonist Salvinorin A in Humans. Biological Psychiatry. 72(10), 871-9.

  8. Skosnik, P. D.,Ranganathan, M., and D’Souza, D. C. (2012). Cannabinoids, Working Memory and Schizophrenia. Biological Psychiatry. 71(8), 662-3.

  9. Radhakrishnan, R., Addy, P.H., Sewell, R.A., Skosnik, P.D., Ranganathan, M., & D’Souza, D.C. (2012). Cannabis, cannabinoids, and the association with psychosis. In B. Madras & M. Kuhar (Eds.), The Effects of Drugs of Abuse on the Human Nervous System.

  10. Kim, D., Skosnik, P. D., Cheng, H, Pruce, B, Brumbaugh, M. S., Vollmer, J. M., Hetrick, W. P., O'Donnell, B. F., Sporns, O., Puce, A., and Newman, S. D. (2012). Structural Network Topology Revealed by White Matter Tractography in Cannabis Users: A Graph Theoretical Analysis. Brain Connectivity.

  11. *D’Souza, D. C., *Fridberg, D. J., Skosnik, P. D., Williams, A., Roach, B., Singh, N., Carbuto, M., Elander, J., Schnakenberg, A., Pittman, B., Sewell, R. A., Ranganathan, M., and Mathalon, D. H., (2012). Dose-Related Modulation of Event-Related Potentials to Novel and Target Stimuli by Intravenous ?9-THC in Humans. Neuropsychopharmacology. 37(7), 1632-46.*Shared first authorship

  12. Steinmetz, A. B., Edwards, C. R., Vollmer, J. M., Erickson, M. A., O’Donnell, B. F., Hetrick, W. P., and Skosnik, P. D. (2011). Examining the Effects of Former Cannabis Use on Cerebellum-Dependent Eyeblink Conditioning in Humans. Psychopharmacology. 221(1), 133-41.

  13. Skosnik, P. D. (2011). Cannabinoids and the Cerebellum: A Potential Role in the Development of Psychosis, Marijuana and Madness, 2nd Edition, Cambridge University Press.

  14. Fridberg, D. J., Vollmer, J. M.,O’Donnell, B. F., and Skosnik, P. D. (2011). Cannabis Users Differ from Non-users on Measures of Personality and Schizotypy, Psychiatry Research, 186(1), 46-52.

  15. Steinmetz, A. B., Skosnik, P. D., Edwards, C. R., Bolbecker, A. R., Steinmetz, J. E., and Hetrick, W. P. (2011). Evaluation of Bidirectional Interstimulus Interval (ISI) Shift In Auditory Delay Eyeblink Conditioning In Healthy Humans. Learning and Behavior, 39(4), 358-70.

  16. Skosnik, P. D., Edwards, C. R., O’Donnell, B. F., Steinmetz, J. E., Steffen, A., and Hetrick, W. P. (2008). Cannabis Use Disrupts Eyeblink Conditioning: Evidence for Cannabinoid Modulation of Cerebellar-Dependent Learning, Neuropsychopharmacology, 33(6),1432-40.

  17. Skosnik, P. D., Krishnan, G., Aydt, A. E., Kuhlenschmidt, H., and O'Donnell, B.F. (2006) Psychophysiological Evidence of Altered Neural Synchronization in Cannabis Use: Relationship to Schizotypy, American Journal of Psychiatry, 163, 1798-1805.

  18. Skosnik, P. D., Krishnan, G. P., and O'Donnell, B. F. (2007). The Effect of Selective Attention on the Gamma-Band Auditory Steady-State Response, Neuroscience Letters, 420, 223-228.

  19. Skosnik, P. D., Mirza, F., Gitelman, D. R., Parrish, T. B., Mesulam, M-M., and Reber, P. J. (2002). Neural Correlates of Artificial Grammar Learning, Neuroimage, 17(3), 1306-1314.

  20. Skosnik, P. D., Spatz-Glenn, L., and Park, S. (2001). Cannabis Use is Associated with Schizotypy and Attentional Disinhibition, Schizophrenia Research, 48(1), 83-92.

Education & Training

PhD Northwestern University (2000)

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