Warren B. Bilker, Ph.D.



Warren Bilker, Professor of Biostatistics, joined the biostatistics faculty at the University of Pennsylvania in
1992. He holds a secondary appointment as Professor of Biostatistics in the Department of Psychiatry. His
primary research interests are pharmacoepidemiologic methods, psychiatric methodology, statistical
methods for correlated correlations, survival analysis for censored and truncated data, and brain image
analysis. Dr. Bilker is currently principal investigator of the biostatistics and data core for the Schizophrenia
Center, which studies the neurobiology of stimulus encoding in schizophrenia.

Selected Publications

  • Bilker WB, Brensinger C and Gur RC. A two factor ANOVA-like test for correlated correlations: CORANOVA.
    Multivariate Behavioral Research 39(4):565-594, 2004.
  • Hennessy S, Bilker WB, Leonard CE, Chittams J, Palumbo CM, Karlawish JH, Yang Y-X, Lautenbach E, Baine WB and Metlay JP. Observed association between antidepressant use and pneumonia risk was confounded by
    comorbidity measures. Journal of Clinical Epidemiology 60:911-918, 2007.
  • Hennessy S, Leonard CE and Bilker WB. Researchers and HIPAA. Epidemiology 18:518, 2007.
  • Silver H, Goodman C and Bilker W. Age in high-functioning healthy men is associated with nonlinear decline in some ‘executive’ functions in late middle age. Dementia and Geriatric Cognitive Disorder 27:292-300, 2009.
  • Turetsky B I, Bilker WB, Siegel SJ, Kohler CG, and Gur RE. Profile of auditory information-processing deficits in schizophrenia. Psychiatry Research 165:27-37, 2009.