State-Level Flavored Tobacco Bans: Are They Working in Youth?
LDI Fellow Recommends Coupling Bans With Price Increases, Cessation Support to Meaningfully Reduce Youth Use
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.
Global Nursing Shortage Requires Better Workplaces, Not Just More Nurses
Penn-led Symposium: Magnet4Europe Hospitals Improved Retention, Safety, and Quality by Giving Nurses a Greater Voice in Care Delivery
The Battle to Turn Consumers Into Effective Health Care Shoppers
LDI Virtual Seminar Explores Whether We’re Winning or Losing and What That Means
Could Virtual Coaching Make Caregivers Healthier?
Penn Group Finds Virtual Program May Cut Hospital Stays and Save Money
Higher Overdose Risk and Less Care for People with Autism and Substance Use Disorder
First National Study Comparing SUD Outcomes by Autism Status Finds Stark Disparities
Can Venture Capital Help Solve America’s Maternal Health Crisis?
U.S. Startups Offer New Solutions but Raise Concerns About Medicaid Access and Equity
Upcoming Events
In-Person Event
Research Seminar with Stephen T. Parente, PhD, MPH
Unlocking the Promise of Health Care Price Transparency: Evidence, Challenges, and New Opportunities
Open to Penn Affiliates
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.
James Guevara, MD, MPH
- Professor, Pediatrics , Perelman School of Medicine
- Professor, Epidemiology, Biostatistics, & Informatics , Perelman School of Medicine
Rachel M. Werner, MD, PhD
- Former Executive Director, Leonard Davis Institute of Health Economics
- Robert D. Eilers Memorial – William Maul Measey Professor in Health Care Management and Economics , Wharton School
Jennifer Lewey, MD, MPH
- Assistant Professor, Medicine , Perelman School of Medicine
Madeline Perry, MD
- Postdoctoral Fellow, National Clinician Scholars Program , Perelman School of Medicine
Yong Fan, PhD
- Professor, Radiology , Perelman School of Medicine
Tori Sutherland, MD, MPH
- Assistant Professor, Anesthesiology and Critical Care , Perelman School of Medicine
Florence Momplaisir, MD, MSHP
- Vice Chair for Diversity, Equity, and Inclusion (DEI) in Infectious Diseases , Perelman School of Medicine
- Associate Professor, Division of Infectious Diseases , Perelman School of Medicine
Rachel French, PhD, RN
- Assistant Professor, Family and Community Health , Penn Nursing
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