To determine how life might persist on Mars, Nathalie Cabrol explores one of Earth’s most extreme environments: high-elevation Andean lakes and deserts.
In 1994, Esta Soler was among the key advocates for a US law to combat the devastating effects of violence against women. Today, her mission is global.
The co-founder of Proximie, Nadine Hachach-Haram is a curious surgeon with a passion for technology and innovation -- and a desire to make a difference in the world.
From wedding invitations to Utopian newspapers, Kelli Anderson re-designs commonplace objects to go beyond their ordinary functions and create surprising experiences.
Haley Van Dyck is building a startup at the White House and recruiting world-class technology talent to change how government works for the American people.
Rishi Manchanda is an "upstreamist." A physician and public health innovator, he aims to reinvigorate primary care by teaching doctors to think about—and treat—the social and environmental conditions that often underly sickness.