Erricka Bridgeford intimately engages with issues related to murder and violence.

David R. Dow has defended over 100 death row inmates in 20 years.

Marcel Dicke wants us to reconsider our relationship with insects, promoting bugs as a tasty -- and ecologically sound -- alternative to meat in an increasingly hungry world.

BCG's Jim Hemerling practices smart ways to deal with, and even grow from, the unavoidable and accelerating transformations taking place at work.

Charity Tillemann-Dick was a soprano who appeared on opera and concert stages around the world. Her roles included Titania in "A Midsummer's Night Dream," Gilda in "Rigoletto" and Violetta in "La Traviata."

Jorge Ramos's work covers the issues that affect the 55 million Latinos in the United States and immigrants all over the world.

At Novalia, Kate Stone and her team use ordinary printing presses to manufacture interactive electronics, which combine touch-sensitive ink technology and printed circuits into unique and cost-effective products.

IBM's Caleb Barlow is focused on how we solve the cyber security problem by changing the economics for the bad guys.

Dr. Ryan Martin is the chair of the psychology department at the University of Wisconsin-Green Bay.

Samy Nour Younes is a trans actor and activist who highlights the diversity of the trans experience -- not just in their struggles, but also in their triumphs.

Rob Hopkins is the founder of the Transition movement, a radically hopeful and community-driven approach to creating societies independent of fossil fuel.

Megan Washington has won two ARIA Awards, the Australian equivalent of the Grammys. A popular singer/songwriter, she has recently come clean with a secret—that she has a speech impediment.

Heather Lanier illuminates truths about the human condition that speak to both the head and the heart.

Robert J. Gordon is among the most influential macroeconomists in the world. And the big picture he sees is not altogether rosy.

Farida Nabourema is a key voice in Togo’s pro-democracy movement.

David R. Liu leads a research group that combines chemistry and evolutionary techniques to create revolutionary new medicines.

Swedish duo First Aid Kit take multi-genre inspiration from folk, country and the classic singer-songwriters of the ’60s and ’70s.

The most successful female British pop musician in history, Annie Lennox has now committed herself to raising awareness of, and supporting actions against, the HIV/AIDS crisis in Africa.

Melinda Briana Epler works with the tech industry to solve diversity and inclusion together.

The writer and presenter of the BBC Radio 4 series "A History of the World in 100 Objects" and the accompanying book.

Steve Silberman is a writer and contributing editor for Wired who covers science and society. His newest book explores neurodiversity and the link between autism and genius.

Ric Elias is the CEO and cofounder of Red Ventures, a portfolio of fast-growing digital businesses.

Leland Melvin is an engineer, educator, former NASA astronaut and NFL wide receiver. He shares his stories of perseverance and excellence to inspire communities for lasting positive change.

Apiorkor Seyiram Ashong-Abbey is a Ghanaian poet, writer, literary critic, media practitioner, activist and versatile creative of Ga-Daŋme and Ewe ancestry.

Iain Hutchison is a pioneering oral and facial surgeon; his foundation, Saving Faces, explores the nature of our expressions.

Sebastian Seung is a leader in the new field of connectomics, currently the hottest space in neuroscience, which studies, in once-impossible detail, the wiring of the brain.

A research scientist at Intel, Jennifer Healey develops the mobile internet devices of the future.

Benoit Mandelbrot's work led the world to a deeper understanding of fractals, a broad and powerful tool in the study of roughness, both in nature and in humanity's works.

Bursting forth from Canada’s capital, native producer and DJ crew A Tribe Called Red is making an impact on the global electronic scene with a truly unique sound.

Susan Solomon enables support for human stem cell research, aiming to cure major diseases and empower more personalized medicine.