Health Care Access and Coverage
Optimizing insurance and access to health care to provide high-quality health care.
Our Work
We aim to achieve effective and efficient health care for all people by supporting collaborative, interdisciplinary, cutting-edge research, and education.
Explore Our Latest Research and News
Focus Areas
Health Equity
Improving health and reducing health disparities through a more equitable health care system.
Improving Care for Older Adults
Improving the health, well-being, independence, and care of older adults.
Substance Use Disorder
Finding sustainable, humane, and effective strategies to address substance use disorder.
Population Health
Focusing on how societal events, structural forces, and policies influence the health of populations.
Featured Research Updates
We support and amplify scholarship that shapes and expands the knowledge required to improve population health, health care delivery, and health policy.
Atul Gupta and Catherine Ishitani Win 2025 NIHCM Research Award
Cited for “Breaking New Ground” in the Field of Hospital Operations
Who Cares? Study Reveals 50 Years of U.S. Caregiving Trends
Men are Stepping Up at Home, but Caregiving Still Falls On Women and People of Color LDI Fellow Says
New Rules for Methadone Doses at Home Did Not Increase Overdoses
More Flexible Methadone Take-Home Policy Improved Patient Autonomy
House Bill Seen Causing 51,000 Preventable Deaths Annually
Penn LDI Seminar Details How Administrative Barriers, Subsidy Rollbacks, and Work Requirements Will Block Life-Saving Care
Why RFK Jr.’s Autism Research Agenda Raises Ethical Alarms
His data-driven initiatives risk violating consent, spreading stigma, and reviving vaccine misinformation, LDI Fellow writes.
Trump Cuts to Violence Prevention Programs Likely to Increase Deaths
Top Experts Warn of Devastating Impact on Community Safety Efforts
Working Groups
Penn LDI’s working groups convene researchers with common interests to build collaborations and catalyze new activities.
Our Experts
Over 500 LDI Fellows from across the University of Pennsylvania are part of the Penn LDI community.
Michael Glick, DMD
- Professor, Center for Integrative Global Oral Health , Penn Dental Medicine
- Professor, Department of Preventive and Restorative Sciences , Penn Dental Medicine
Sammy Dhaliwal, PhD, MSc
- Postdoctoral Fellow, Sleep Medicine , Perelman School of Medicine
Eda Algur
- MD Student , Perelman School of Medicine
- PhD Student, Healthcare Management and Economics , Wharton School
Robert A. Aronowitz, MD
- Professor and Chair, History and Sociology of Science , School of Arts and Sciences
- Walter H. and Leonore C. Annenberg Professor, Social Sciences , School of Arts and Sciences
Matthew McHugh, PhD, RN
- The Independence Chair for Nursing Education , Penn Nursing
- Director, Center for Health Outcomes and Policy Research , Penn Nursing
Joseph Nwadiuko, MD PhD
- Assistant Professor, Medicine , Perelman School of Medicine
Jeanmarie Perrone, MD
- Professor, Emergency Medicine , Perelman School of Medicine
- Director, Penn Center for Addiction Medicine and Policy , Perelman School of Medicine
Alexandra Casison, MPH
- PhD Student, Demography , School of Arts and Sciences
- MA Student, Statistics and Data Science , Wharton School