Nizar Ibrahim scours Northern Africa for clues to what things were like there in the Cretaceous period. A 2015 TED Fellow, he has spearheaded the recent search for the semi-aquatic dinosaur Spinosaurus.
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.
Nobel laureate James Watson took part in one of the most important scientific breakthroughs of the 20th century: the discovery of the structure of DNA. More than 50 years later, he continues to investigate biology's deepest secrets.
Yuval Noah Harari is a historian, philosopher and the bestselling author of "Sapiens," "Homo Deus," "21 Lessons for the 21st Century" and the graphic novel series "Sapiens: A Graphic History." He is considered one of the world's most influential public intellectuals today.
Rajesh Rao seeks to understand the human brain through computational modeling, on two fronts: developing computer models of our minds, and using tech to decipher the 4,000-year-old lost script of the Indus Valley civilization.
Sheikha Al Mayassa is the young and progressive force behind Qatar's mission to become the Middle East's foremost destination for the arts and culture.
Vishal Vaid brings a modern perspective to the traditional music of India, creating melodies that evoke his culture’s past while shaping popular music’s future.
Former hippie, former jailbird, former aficionado of crack cocaine, Felix Dennis built one of the most successful privately owned magazine empires in the world.
Like a modern-day Indiana Jones, Sarah Parcak uses satellite images to locate lost ancient sites. The winner of the 2016 TED Prize, her wish is to protect the world’s shared cultural heritage.
Natalie MacMaster is a star of Cape Breton fiddling, a Canadian tradition with Scottish roots. Her energetic style and virtuoso talent has brought her star billing on the international folk circuit.
Siegfried Woldhek knows faces -- he's drawn more than 1,100 of them. Using sophisticated image analysis and his own skills as an artist, he's come up with a fascinating discovery about Leonardo Da Vinci.