As Director of Stanford’s Artificial Intelligence Lab and Vision Lab, Fei-Fei Li is working to solve AI’s trickiest problems -- including image recognition, learning and language processing.

Ai-jen Poo has spent the last 20 years bringing care and respect to the women that care for us.

Computer vision expert Abe Davis pioneers methods to extract audio from silent digital videos, even footage shot on ordinary consumer cameras.

Joseph Redmon works on the YOLO algorithm, which combines the simple face detection of your phone camera with a cloud-based AI -- in real time.

Ray Kurzweil is an engineer who has radically advanced the fields of speech, text and audio technology. He's revered for his dizzying -- yet convincing -- writing on the advance of technology, the limits of biology and the future of the human species.

Jeremy Howard imagines how advanced machine learning can improve our lives.

Dennis Hong is the founder and director of RoMeLa -- a Virginia Tech robotics lab that has pioneered several breakthroughs in robot design and engineering.

Henry Markram is director of Blue Brain, a supercomputing project that can model components of the mammalian brain to precise cellular detail -- and simulate their activity in 3D. Soon he'll simulate a whole rat brain in real time.

Dr. Chieko Asakawa invents technology to make the visually impaired more independent.

As co-creator of Siri, Tom Gruber helped redefine the role of machine intelligence in our lives and transformed the way we interact with our devices.

Nick Bostrom works on big questions: What should we do, as individuals and as a species, to optimize our long-term prospects?

Does humanity have a future as uploaded minds? In his work, Robin Hanson asks this and other extra-large questions.

Camille A. Brown leads her dance company through excavations of ancestral stories, both timeless and traditional, that connect history with contemporary culture.

Jeff Hawkins pioneered the development of PDAs such as the Palm and Treo. Now he's trying to understand how the human brain really works, and adapt its method -- which he describes as a deep system for storing memory -- to create new kinds of computers and tools.

Polymath and former medical clown Matthew A. Wilson is a playful communicator helping companies improve employee and customer experiences.

BCG's Shervin Khodabandeh helps businesses get real impact from AI by working with them to build game-changing capabilities.

James A. White Sr. believes that every person and organization has incredible potential. He works to help them understand it — and communicate it to others.

Could an AI pass the entrance exam for the University of Tokyo? Noriko Arai oversees a project that wants to find out.

Kathryn A. "Katie" Whitehead's lab builds tiny packages that deliver medicine to the right places in the body with the goal of engineering safe and effective drug delivery systems. She's currently studying the lipid particles that deliver the COVID-19 mRNA vaccines.

Kai-Fu Lee has spent more than three decades at the cutting edge of artificial intelligence research, development and investment both in the US and China.

Chen Qiufan (aka Stanley Chan) is an award-winning author, translator and curator. He is the co-author of the new book "AI 2041: Ten Visions for Our Future" and was selected as a culture leader by the World Economic Forum in 2019.

MIT Professor Rosalind Picard invents technologies that help people better understand emotion and behaviors that impact human health.

Yann LeCun is chief AI scientist at Facebook and Silver Professor at New York University.

Paul A. Kramer's work focuses on the changing relationships between the United States and the wider world.

Robert A. Belle helps people who feel stuck in their career or life journey to break away from the norm and find new paths that reveal their true value.

Joy Buolamwini's research explores the intersection of social impact technology and inclusion.

As an AI researcher and specialist on digital assets, Jennifer Zhu Scott has her finger on the pulse of technologies that are poised to change our economies and our lives.

TED Fellow Arnav Kapur invents wearable AI devices that augment human cognition and give voice to those who have lost their ability to speak.

Kriti Sharma creates AI technology to help address some of the toughest social challenges of our time -- from domestic violence to sexual health and inequality.

Gavin McCormick is a cofounder of the Climate TRACE coalition, which combines satellites and artificial intelligence to detect human-caused greenhouse gases from all major sources.