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Who We Are

Sean O’Leary, MD, MPHSean O'Leary.jpg

Dr. O’Leary is the director of the Colorado Children’s Outcomes Network (COCONet). His research focuses on identifying barriers to vaccination and developing and testing interventions to address those barriers. He serves as the liaison to the Advisory Committee on Immunization Practices (ACIP) for the Pediatric Infectious Diseases Society. He is also on the AAP’s Committee on Infectious Diseases (Red Book Committee). He serves as a co-chair of the Policy Committee for the Colorado Children’s Immunization Coalition (CCIC) and co-chair of the Immunization Committee for the Colorado Chapter of the AAP.

Contact: Email | 303.724.1582


Sarah Brewer, MPASarah Brewer.JPG

Sarah Brewer serves as Associate Director for the Colorado Children’s Outcomes Network. She is also experienced in designing and conducting health services and patient-centered outcomes research using qualitative, quantitative and mixed methods.  Her research interests include disease prevention and establishment of healthy behavior in pediatric care, the role of community in refugee health during resettlement, and effective implementation of community engagement in health research and the health care system.  She is currently a PhD candidate in Health and Behavioral Sciences and her dissertation is exploring the relationship between social integration and primary care use among young adult refugees resettled to the United States.

Contact: Email | 303.724.6927