Penn LDI at the 2026 AcademyHealth Annual Research Meeting
A Gathering of Health Services Researchers During One of the Field’s Most Tumultuous Years
Our Mission
We connect researchers from across the University of Pennsylvania with a common mission: to improve health and health care by catalyzing collaborative, multidisciplinary research that influences policy and practice.
Featured Research Updates
LDI generates critical evidence to improve U.S. health care delivery, patient care, and health policy.
Penn Research Posters at 2026 AcademyHealth Research Meeting
Photo Feature of Investigators and Their Work
Temperature Extremes Mean More No-Shows at Pediatric Visits
Kids Missed Doctor’s Appointments More Often in Severe Weather
Kids Are Getting Sicker. The NIH Must Adapt, LDI Fellow Writes
His Team Urges NIH Reforms to Spur Pediatric Research and Reverse America’s Worsening Child Health Crisis
How the No Surprises Act Solved One Problem and Created Another
LDI Tradeoffs Seminar Examines How Arbitration Rules Are Inflating Payments and Overwhelming the System
Heat and Cold Deaths Are Rising Faster for Less Educated Americans
Chart of the Day: New Study Links Lower Education Levels to Rising Climate-Related Deaths
Impact Report
Our commitment to driving positive change through transformative research powered a series of standout achievements in 2025. Explore how we turned evidence into action to shape smarter health policy.
Upcoming Events
In-Person Event
2026 SUMR Research Symposium
Penn LDI Summer Undergraduate Mentored Research Program
Our Experts
Our 500+ Fellows are national experts and thought leaders who bridge all of Penn’s schools, the University of Pennsylvania Health System, and the Children’s Hospital of Philadelphia.
Timothy Nelin, MD, MSHP
- Instructor, Division of Neonatology , Children’s Hospital of Philadelphia
- Instructor, Pediatrics , Perelman School of Medicine
Aviv Landau, PhD, MSW
- Research Assistant Professor , School of Social Policy & Practice
Peter Zhang, MD, MS
- Clinical Fellow, Department of Biomedical and Health Informatics , Children’s Hospital of Philadelphia
- Clinical Fellow, Division of Hospital Medicine , Perelman School of Medicine
Mayank Keoliya
- PhD Student, Computer Science , School of Engineering and Applied Science
Rebecca Clark, PhD, RN
- Assistant Professor, Family and Community Health , Penn Nursing
Jennifer Myers, MD
- Professor, Medicine , Perelman School of Medicine
- Professor, Biobehavioral Health Sciences , Penn Nursing
Elizabeth Nesoff, PhD, MPH
- Assistant Professor, Biostatistics, Epidemiology and Informatics , Perelman School of Medicine
April Ancheta, PhD, RN
- Postdoctoral Fellow, Division of Adolescent Medicine, Department of Pediatrics , Children’s Hospital of Philadelphia
What We Do
As Penn’s hub for health care delivery, health policy, and population health, we connect and amplify over 500 Fellows across the University, and train the next generation of researchers.
Fast Facts
$179M+
Awarded in External Grant Funding
12,100+
Journal Articles Published (2021–2025)
$622K+
Awarded in Research Grants from LDI