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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.

Joseph Rossano

Joseph Rossano, MD, MS

  • Professor, Pediatrics , Perelman School of Medicine
  • Co-Executive Director, The Cardiac Center , 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
Molly Candon

Molly Candon, PhD

  • Director, Associate Fellows Program , Leonard Davis Institute of Health Economics
  • Assistant Professor of Psychiatry , Perelman School of Medicine
Mark Neuman

Mark Neuman, MD, MSc

  • Professor, Anesthesiology and Critical Care , Perelman School of Medicine
  • Director of the Penn Center for Perioperative Outcomes Research and Transformation (CPORT) , 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

Our Impact

Penn LDI’s success stems from creating multidisciplinary solutions to our nation’s most pressing health care problems. Explore 20 stories about the transformative power of our institute.