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Meet the OHRA Team


John Ennever, MD, PhD, CIP

Director, Office of Human Research Affairs


Dr. Ennever serves as the Director of the Office of Human Research Affairs. He is responsible for the overall operation of the HRPP including the IRB. Prior to joining BMC/BU in early 2014, he was the director of IRB policy development and compliance at Harvard University, Chief Medical Officer at the Western Institutional Review Board, and medical director of the Office of Clinical Trials at Columbia University. Dr. Ennever trained as a pediatric gastroenterologist and did clinical and basic research on phototherapy for neonatal jaundice at Wake Forest University and Case Western Reserve University.


Mary-Tara Roth, RN, MSN, MPH

Director, Clinical Research Resources Office

Assistant Director, Human Research Protection Program

As Director of the CRRO, Mary-Tara is responsible for defining the office’s services and overseeing the implementation of those services to support clinical researchers at BMC and Boston University Medical Campus. In addition, she works at providing services to investigators and study teams, especially in the areas of consultations and training for all levels of the research team.


Linda Rosen, MSEE

Research Manager, Clinical Data Warehouse


Linda is responsible for supporting investigators who wish to utilize electronic health record data in their research. She manages access to the Clinical Data Warehouse for research purposes, including services such as identifying, culling and synthesizing data from BMC’s Clinical Data Warehouse and EPIC databases. Governed by the Institutional Review Board, Linda queries the electronic health record databases to create data sets for those doing approved research studies.


Karla Damus, PhD, MSPH, MN, RN FAAN

Administrator, and  MCSR Research Licensure


As the administrator Karla assists BU Medical Campus and BMC researchers and their teams with the regulations, guidances, policies and best practices related to clinical trials registration, updating, and when required, documents posting and results/statistical analysis reporting. She also conducts individual and small group trainings and provides educational sessions about In addition, Karla works with researchers that have an IND to facilitate their required annual licensure through the Massachusetts Department of Public Health and is the contact for BMC and BU Medical Campus investigators who must comply with the 2018 Common Rule requirement 45 CFR 46.116(h). She is a perinatal epidemiologist, researcher, educator, and nurse. She received her PhD in epidemiology from UC Berkeley.


Jung Lee, BS

Human Research Quality Manager

As a Human Research Quality Manager, Jung is responsible for conducting Quality Assurance (QA) reviews and Audits for human research studies conducted at BMC and Boston University Medical Campus. Jung has had experience as a clinical research coordinator in various research projects and clinical trials and also as a data associate for a national clinical trial network. She graduated from Boston College with a BS in Biology and a minor in mathematics.


Diana Lehman



As department administrator, Diana is responsible for budget preparation and financial administration of the OHRA. Prior to joining the OHRA, she worked many years in BU administration in a variety of roles including grants manager, assistant to the BUSM Dean, and assistant to the University President.