Directory

Assistant Professor in Family Medicine and Community Health

Lorraine Vergara joined CTSI in January 2024 after working at the Duke Research @ Pickett Road site. Ms. Vergara recruits participants for the PREVENTABLE and PRECIDENTD studies and enjoys connecting with patients and their experiences.

Assistant Professor of Psychiatry and Behavioral Sciences

Assistant Professor of Medicine

Doug Wixted (he/him/his) leads biorepository and data management for Duke Kannapolis, as well as research studies and strategic initiatives. His work centers around informatics, efficient and scalable infrastructure, and maximizing data quality and value. He has worked as part of Duke Kannapolis for more than 10 years, starting initially in 2011 and again in 2014 after a year at Quintiles (IQVIA), a global life science services firm headquartered in Research Triangle Park.

Doug Wixted (he/him/his) is the interim strategic and operational leader for the CTSI Center for Precision Health (CPH). In this role, he supports the faculty director in CPH’s mission to harness the power of genomic, biomarker and health data to transform patient care and population health.

Professor of Medicine

Representative Publications

Yancy WS Jr, Mitchell NS, Westman EC. Ketogenic Diet for Obesity and Diabetes. JAMA Intern Med. 2019 Dec 1;179(12):1734-1735. doi: 10.1001/jamainternmed.2019.5148. PMID: 31790530.

Dr. Zimmerman is a professor in the Duke Department of Pediatrics, where she specializes in pediatric critical care medicine. She recently served as chair of the steering committee for the Pediatric Trials Network, a national pediatric clinical research program funded by the Eunice Kennedy Shriver National Institute of Child Health and Human Development, and currently helps to oversee the network. Dr. Zimmerman also serves as principal investigator for multiple research projects funded by the National Institutes of Health and the U.S.