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LDI generates critical evidence to improve U.S. health care delivery, patient care, and health policy.

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In the Media

Our Fellows shape the nation’s most consequential health policy debates by authoring op-eds and reaching millions through appearances in top media outlets, including The New York Times, Washington Post, STAT News, Newsweek, and more.

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.

Karen Glanz

Karen Glanz, PhD, MPH

  • George A. Weiss University Professor, Department of Biostatistics, Epidemiology, and Informatics , Perelman School of Medicine
  • Professor, Biobehavioral Health Sciences , Penn Nursing
Katharine Rendle

Katharine Rendle, PhD, MPH

  • Associate Professor, Family Medicine and Community Health , Perelman School of Medicine
  • Associate Professor, Epidemiology , Perelman School of Medicine
Adda Grimberg

Adda Grimberg, MD

  • Professor, Pediatrics , Perelman School of Medicine
  • Scientific Director, Diagnostic and Research Growth Center , 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