Overview
Current Appointments & Affiliations
Professor of Medicine
·
2019 - Present
Medicine, Infectious Diseases,
Medicine
Recent Publications
Risk factors for progression from Clostridioides difficile colonization (NAAT+/toxin-) to infection (toxin+) following symptomatic retesting.
Journal Article Infect Control Hosp Epidemiol · December 19, 2025 OBJECTIVE: To identify host and clinical risk factors contributing to the development of Clostridioides difficile infection (CDI) among colonized patients. DESIGN: Retrospective, matched case-control study. SETTING: Duke University Health System, including ... Full text Link to item CiteUsing Encounter-Level Data for Risk-Adjustment of Antimicrobial Use Comparisons: Feasibility and Variable Selection.
Journal Article Clin Infect Dis · December 15, 2025 BACKGROUND: External comparisons of hospital antimicrobial use (AU), risk-adjusted using encounter characteristics, may better inform antimicrobial stewardship program strategy. Barriers to encounter-level modeling include feasibility of data collection an ... Full text Link to item CiteSpatial proximity dictates bacterial competition and expansion in microbial communities.
Journal Article Nat Commun · December 4, 2025 In microbial communities, bacteria can inhibit or facilitate each other by altering their shared environment. Most studies of these interactions have focused on well-mixed environments, leaving spatial effects underexplored. Here, we show that in an antibi ... Full text Link to item CiteRecent Grants
Transdisciplinary Research in Infectious Diseases to Engage Third-year medical students (TRIDENT) R25
Inst. Training Prgm or CMEInvestigator · Awarded by National Institutes of Health · 2025 - 2030Role of C difficile Colonization in Risk of Disease
ResearchMentor · Awarded by National Institutes of Health · 2025 - 2030Stimulating Access to Research in Residency (StARR) - NIAID
Inst. Training Prgm or CMEPreceptor · Awarded by National Institute of Allergy and Infectious Diseases · 2018 - 2029View All Grants
Education, Training & Certifications
University of North Carolina, Chapel Hill ·
2007
M.P.H.
Duke University ·
2001
M.D.