Overview
Chronic disease epidemiology; obesity; health services research; population health; public health; social medicine; health information systems; health surveys; programme evaluation; clinical trials; aging; nutrition; dementia; Global Health
Current Duke Appointments & Affiliations
Professor of Family Medicine and Community Health
·
2000 - Present
Family Medicine and Community Health,
Clinical Science Departments
Vice Chair, Research in the Department of Family Medicine and Community Health
·
2024 - Present
Family Medicine and Community Health,
Clinical Science Departments
Research Professor of Global Health
·
2011 - Present
Duke Global Health Institute,
University Institutes and Centers
Professor in Population Health Sciences
·
2021 - Present
Population Health Sciences,
Basic Science Departments
Member of the Duke Cancer Institute
·
2002 - Present
Duke Cancer Institute,
Institutes and Centers
Recent Scholarly Works
Development and Validation of a Social Frailty Index Among Older Adults in the Philippines.
Journal article J Aging Health · August 2026 BackgroundSocial frailty has not been studied in the Philippines, a Southeast Asian country with distinct sociocultural characteristics.ObjectiveTo (i) develop and validate the Social Frailty Index-Philippines (SFI-Phil), using all-cause mortality (up to 4 ... Full text Link to item CitePhysical Activity Versus Exercise: Patient Perspectives on Word Choice in Clinic-Based Physical Activity Screening Questionnaire Prompts.
Journal article J Phys Act Health · August 1, 2026 PURPOSE: Physical activity (PA) is an important component of health, yet PA screening is not broadly adopted in clinical practice. Screening tools present trade-offs between efficiency and comprehensiveness, and patient understanding and interpretation of ... Full text Link to item CiteValidity of Military Service as Reported on U.S. Death Certificates.
Journal article Epidemiology · July 1, 2026 BACKGROUND: Although death certificates are widely used to study mortality in the general population, their use to study mortality among individuals with military service has been limited in part by a lack of information on the validity of military service ... Full text Link to item CiteRecent Grants
Characterizing Family Structure, Care Utilization, and Well-Being among Persons with ADRD in the Asian Region
ResearchCo Investigator · Awarded by National Institute on Aging · 2025 - 2030Occupational Medicine Program Area of the NC OSHERC
Inst. Training Prgm or CMEKey Faculty · Awarded by University of North Carolina - Chapel Hill · 2017 - 2027Virginia Operation Deep Dive: Exploring Suicide and Overdose Deaths Among Those Who Have Served
ResearchCo Investigator · Awarded by Virginia Department of Veterans Services · 2023 - 2027View All Grants
Education
Harvard University ·
1983
M.P.H.
University of Bergen (Norway) ·
1979
M.D.