How Contact Tracing Breaks the Chain of COVID-19 Transmission

One COVID-19 patient could lead to thousands of new cases. Contact tracers use calls, texts, and personal persuasion to prevent that from happening.

Everyday Justice 

Law Professor Tracey Meares combines legal scholarship with social science data to rethink how police can earn the public's trust.

The bird-filled world of Richard Prum 

How an ornithologist discovered new kinds of color, proved T. rex had feathers, and confronted the question “What is art?”

Maternity's Thin Line 

Ghana: What separates mothers who die during childbirth from those who survive? 

Borderline Health

The Thailand-Burma border: As a "slow-motion genocide" persists in eastern Burma, courageous health workers train in Thailand, then return home to protect the lives of mothers and infants.

Crossing to Safety 

Vietnam: 1.2 million people die in traffic crashes every year—most in developing countries. Public health researchers join with local actors to reduce the toll.