U.S. Health Care Has a Decision-Making Problem. Can AI Help?
Behavioral Science and AI Offer a New Path, LDI Fellows Say
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.
Medicaid Risk Contracts In The New ACO LEAD Model
LDI Experts Highlight Four Considerations for Upcoming Integrated Care Model
Sepsis Patients Get Lost After Hospital Discharge, LDI Fellows Say
But Hospitals Can Find Them and Give Better Follow-Up Care With Digital Tools
Six Things to Know About Cash Transfer Programs and Children’s Health
Cash Alone Isn’t Enough. Here’s What Research Says Families Need
First Responders Face Hidden Brain Injury Risks, Penn LDI Review Finds
Police, Firefighters, and EMTs Suffer More Injuries and Face Care Gaps, LDI Fellow Says
When Hospitals Get Busier, Black Patients Face Higher Death Risk
Distributing Patients Across Hospitals Might Help Close the Racial Gap
Upcoming Events
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
In-Person Event
Penn Led International Action Collaborative to Address Global Healthcare Workforce Shortages and Hospital Patient Safety
International Symposium
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.
Marina Serper, MD, MS
- Associate Professor, Medicine , Perelman School of Medicine
Oonjee Oh, MSN, RN
- PhD Student , Penn Nursing
George Dalembert, MD, MSHP
- Associate Professor, Clinical Pediatrics , Perelman School of Medicine
Elise Parrish
- PhD Student, Sociology , School of Arts and Sciences
Lee Fleisher, MD
- Emeritus Professor, Anesthesiology and Critical Care , Perelman School of Medicine
- Former Chief Medical Officer and Director, Center for Clinical Standards and Quality, Centers for Medicare and Medicaid Services (2020-2023)
Olivia Mitchell, PhD
- International Foundation of Employee Benefit Plans Professor , Wharton School
- Professor, Business Economics and Public Policy , Wharton School
Chén Kenyon, MD, MSHP
- Associate Professor, Pediatrics , Perelman School of Medicine
- Hospitalist, General Pediatrics and Complex Care , Children’s Hospital of Philadelphia
Catherine McDonald, PhD, RN
- Professor, Family and Community Health , Penn Nursing
- Professor, Pediatrics , Perelman School of Medicine
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