Reddit Could Be an Early Warning System for Drug Harms
Chart of the Day: Reddit Threads on Gas Station Heroin Can Reveal Substance Use Trends and Safety Concerns
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.
Many Families Are Being Crushed by Energy Bills, Especially in the South
Chart of the Day: Almost Half of Households With Children Were Energy Insecure
Cooking Camp Helps Kids With Kidney Disease Take Control of Their Diets
CHOP Program Combines Kidney-Friendly Meals with Skills, Confidence, and Community
SNAP Access Linked to Fewer Cardiovascular Deaths
LDI Fellow’s Study Links Easier SNAP Access to Fewer Cardiovascular Deaths Across U.S.
People Who Use Stimulants Face Hidden Heart Risks, Penn Study Finds
New Risk Calculator May Help Prevent Heart Attacks and Strokes in Users of Cocaine and Meth
Refining FDA’s Plausible Mechanism Framework
LDI Experts Break Down Proposed FDA Rule in Two-Part Health Affairs Forefront Series
Upcoming Events
Virtual Event
Consumer-Directed Health Care: Promise or Pitfall
A Conversation with Sherry Glied, PhD, and Stephen Parente, PhD, MPH, moderated by David Grande, MD, MPA
Virtual Event
Decoding the Moment: States Weigh in on Medicaid Fraud
A Conversation with Amir Bassiri, MSW, Drew Gonshorowski, MS, and Kevin Lownds, JD, moderated by Dan Gorenstein
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.
Bingxin Zhao, PhD
- Associate Professor, Statistics and Data Science , Wharton School
- Associate Professor, Medicine , Perelman School of Medicine
Elizabeth Sonnenberg, MD, MSHP
- Assistant Professor, Surgery , Perelman School of Medicine
Hojjat Salmasian, MD, PhD
- Vice President and Chief Data and Analytics Officer , Children’s Hospital of Philadelphia
- Associate Professor, Pediatrics , Perelman School of Medicine
David S. Abrams, PhD, MS
- William B. and Mary Barb Johnson Professor of Law and Economics , Carey Law School
- Professor, Business Economics and Public Policy , Wharton School
Shana Stites, PsyD, MA
- Assistant Professor, Psychiatry , Perelman School of Medicine
Irma Elo, PhD, MPA
- Tamsen and Michael Brown Presidential Professor, Sociology , School of Arts and Sciences
Daniel Sack, MD, PhD
- Clinical Fellow, Infectious Diseases , Perelman School of Medicine
Emma Gerstenzang, MD
- Fellow, National Clinician Scholars Program , Perelman School of Medicine
- Clinical Fellow, Hospital Medicine , 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