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Experts
Stephen Bernas
Associate Vice President
Contact
StephenBernas@westat.comOverview
Stephen Bernas is an Associate Vice President in our Large Surveys Practice and an IT expert with 25+ years of experience in computer systems for Westat’s largest, most complex field studies. As the director of IT for the National Health and Nutrition Examination Survey (NHANES), Bernas oversees all aspects of continuous NHANES operations and leads a team of analysts, database administrators, developers, testers, and infrastructure specialists. He monitors all NHANES IT systems, is responsible for system design for all pilot tests and feasibility studies, and ensures that all systems are in accordance with client specifications and expectations to meet the study’s nearly 24/7 data collection requirements.
Since 2017, Bernas has also served as systems director for the U.S. components of the Program for International Student Assessment and the Progress in International Reading Literacy Study, with large data collections for these surveys conducted simultaneously.
Education
- BS, Computer Programming, University of Pittsburgh
Areas of Expertise
Advanced Technologies Data Collection Innovative Data Collection and Management Tools-
Pathways through early psychosis care for U.S. youths from ethnically and racially minoritized groups: A systematic review
Psychiatric Services
January 2023
N. Myers, M. Hutnyan, T.C. Daley, I. Bello, M. Chacon, A. Currie, B.J. Davis, et al.
DOILink for: Pathways through early psychosis care for U.S. youths from ethnically and racially minoritized groups: A systematic review -
Immunogenicity of conjugated and polysaccharide pneumococcal vaccines administered during pregnancy or postpartum to women with HIV
225,
Journal of Infectious Diseases
January 2022
G. Duarte, P. Muresan, S. Ward, L. Laimon, S.I. Pelton, J. Canniff, A. Golner, et al.
DOILink for: Immunogenicity of conjugated and polysaccharide pneumococcal vaccines administered during pregnancy or postpartum to women with HIV -
Rationale and design of a double-blind randomized non-inferiority clinical trial to evaluate one or two doses of vaccine against human papillomavirus including an epidemiologic survey to estimate vaccine eff
40,
Vaccine
January 2022
C. Porras, J.N. Sampson, R. Herrero, M.H. Gail, B. Cortés, A. Hildesheim, J. Cyr, et al.
DOILink for: Rationale and design of a double-blind randomized non-inferiority clinical trial to evaluate one or two doses of vaccine against human papillomavirus including an epidemiologic survey to estimate vaccine eff