John Carmack [Video still from his 2019 VR Awards Lifetime Achievement Award acceptance speech/Twitter]
Carmack—the former CTO of VR giant Oculus—has taken goggle-gazing to the next level, programmed Doom and Quake, and founded a Mesquite-based space tourism startup. Now he's on a mission he says "could change the course of human history": artificial general intelligence. Keen's focus on AGI could lead to "something that behaves like a human being or like a living creature, and that can then be educated in whatever ways that we need to," he says.
Carmack believes AGI will hit the market in less than a decade. enabling AIs to interact socially with each other—or with actual people.