Marily Oppezzo studies how the movement of the body can affect the movement of the mind.

To showcase vital new art from African nations and the diaspora, Touria El Glaoui founded the powerhouse 1-54 Contemporary African Art Fair.

Magnus Larsson hopes to build new structures in the desert -- by using bacteria to turn shifting sand into a solid mass.

With her crystal-clear voice, Inara George inhabits a beautiful musical landscape.

Bacteria, bugs, germs -- Morgan Vague loves to get in the dirt (literally) to explore solutions to pressing problems.

As President and CEO of Nasdaq, Adena Friedman provides a benchmark for the performance of publicly-traded technology companies for investors around the world.

Matt Russo is an astrophysicist and musician who translates the rhythm and harmony of the cosmos into music and sound.

Adam Driver is working to bridge the cultural gap between the United States Armed Forces and the performing arts communities by bringing the best modern American theater to the military.

An entrepreneur since childhood, Cameron Herold wants parents and teachers to recognize -- and foster -- entrepreneurial talent in kids.

Bhakti Sharma is a record-breaking Indian open water swimmer.

Liv Boeree investigates how we make better decisions in an uncertain world.

A legendary oil and gas entrepreneur, T. Boone Pickens is now on a mission to enhance U.S. energy policies to lessen the nation’s dependence on OPEC oil.

Dr. Ibram X. Kendi writes about ending racism in all its forms.

Tim Ferriss is an early-stage tech investor, best-selling author and podcaster.

Amy C. Edmondson studies people and teams seeking to make a positive difference through the work they do.

Robert Reffkin is on a mission to help everyone find their place in the world.

Georgette Mulheir is a pioneer for the movement to end child abuse in the form of orphanages.

Writer, comic and mental health activist Kevin Breel speaks up about depression.

Clay Shirky argues that the history of the modern world could be rendered as the history of ways of arguing, where changes in media change what sort of arguments are possible -- with deep social and political implications.

UNICEF executive director Henrietta Fore is a champion of economic development, education, health and humanitarian assistance.

Gabby Rivera is a Bronx-born, queer Latinx writer.

Mark Kendall aims to shake up how vaccines are delivered with the Nanopatch.

Asmeret Asefaw Berhe is a soil and global-change scientist and educator passionate about all things related to the science and beauty of soils.

Naoko Ishii leads the Global Environment Facility (GEF), a public financial institution that provides around US$1 billion every year to help tackle our planet’s most pressing environmental problems.

Researcher Johnny Lee became a YouTube star with his demo of Wii Remote hacks -- bending the low-cost game piece to power an interactive whiteboard, a multitouch surface, a head-mounted display ...

Working at the frontiers of interactive technology, Chris Milk stretches virtual reality into a new canvas for storytelling.

A record-breaker at the Paralympic Games in 1996, Aimee Mullins has built a career as a model, actor and advocate for women, sports and the next generation of prosthetics.

Dr. Brené Brown studies courage, vulnerability, shame and empathy.

Ernest Madu founded the Heart Institute of the Caribbean, a revolutionary clinic for cardiovascular diseases in Kingston, Jamaica -- revolutionary for offering first-class health care in a developing nation. His next stop: Nigeria.

Shekhar Kapur is a visionary filmmaker and storyteller who works at the intersection of art, myth and activism.