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Research & Policy Updates

Magnifying glass focusing on cholesterol and sodium on a food label.

Blog Post

U.S. Food Policy at a Turning Point: Time to Remove Ultra-Processed Foods from Our Plates

A New Call to Action Urges Three Ways State and Local Leaders Can Act To Ban Additives, Improve Food Labels, and Restrict Marketing to Children

By:
  • Senbagam Virudachalam, MD, MSHP
  • and Deniz Cataltepe, MD
October 29, 2025
The hands of an older adult holding yellow and white flowers, their hands embraced by another adult.

In Their Own Words

Improving Care for Older Adults

A New Era in Treating Dementia

New Therapies Inspire Hope, Even as Access and Treatment Risks Continue to Challenge Patients and Providers

By:
  • Jason Karlawish, MD
October 27, 2025

News

Health Care Payment and Financing

A New Mark Pauly Book About What Health Care Managers Don’t Know

The Wharton Professor Produces a Compendium of Economics Wisdom for Health Care Pros

By:
  • Hoag Levins
October 27, 2025

News

Population Health

Contradictions That Confuse Federal Food Policies

Announcing Bold New Goals While Crippling the Infrastructure Needed to Achieve Them

By:
  • Hoag Levins
October 27, 2025
A team of clinicians in the ER standing shoulder-to-shoulder with their backs facing the camera.

In Their Own Words

ER Violence Rises – Nurses and Doctors Say These Changes Could Prevent Assaults

LDI Fellows Call for Real-Time De-Escalation Teams and Safer Staffing Ratios to Prevent Chaos Before it Erupts

By:
  • K. Jane Muir, PhD, APRN
  • Anish K. Agarwal, MD, MPH
October 22, 2025

News

Improving Care for Older Adults

$27.2 Million National Effort Launches to Unify Alzheimer’s Research Data

Penn LDI Senior Fellow Yong Chen Is an MPI in the 10-Institution NIA Undertaking

By:
  • Hoag Levins
October 22, 2025
Four pills sitting on top of a magnifying glass with a clock in the background.

In Their Own Words

These Patients Have Nothing Else. Should That Be Enough for FDA Drug Approval?

Despite Streamlined Processes, FDA’s Role in Rare-Disease Drug Development Draws Continued Scrutiny

By:
  • Holly Fernandez Lynch, JD, MBE
  • and Remsha Ramachandran, MD, MPP, MHS
October 21, 2025
Top view of stethoscope and label tag written with text MEDICAID.

Blog Post

Substance Use Disorder

New Model Predicts Stimulant Overdose Risk Among Medicaid Patients

LDI Fellows Used Medicaid Data to Identify Individuals at Highest Risk for Cocaine- and Methamphetamine-Related Overdoses, Paving the Way for Targeted Prevention

By:
  • Joanna Kim, MPH
October 21, 2025

News

AI in Health Care

Penn CHIBE Retreat Eyes New AI Tools to Get Evidence to Policymakers

More Focused and Comprehensive Large Language Model Chatbots Envisioned

By:
  • Hoag Levins
October 21, 2025
Older woman getting her heart rate checked.

Blog Post

Health Care Payment and Financing

Medicare Advantage Narrows Some Racial Gaps in Preventive Care, but Disparities Persist

Medicare Advantage Modestly Cut Black–White Disparities in Chronic Disease Prevention Compared to Traditional Medicare, but Care Gaps Remain for Latinx Populations

By:
  • Christine Weeks
October 20, 2025
A person holding a sign that says "my body, my choice!"

In Their Own Words

Health Care Access & Coverage

The Unseen Fallout of Abortion Bans

How Threatened Reproductive Rights Pushed More Pennsylvanians Toward Sterilization

By:
  • Alice Abernathy, MD, MSHP
October 17, 2025
physician inputting information into computer

Blog Post

Health Equity

Hospitals Rarely Use Z Codes to Document Patients’ Social Risks

Billing Codes That Flag Food, Job, or Housing Insecurity in Medical Records are Underused for the Sickest Medicare Patients

By:
  • Chris Tachibana, PhD, MS
October 16, 2025

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