Left Google Brain, where he worked on robot learning and generative models, to become VP of AI at 1X in 2022, and spent four years building the learning stack behind NEO — the home humanoid 1X now sells at $20,000 with consumer deliveries starting in 2026. Argued early and loudly that humanoids should learn end-to-end from data rather than be scripted, and that the honest version of the product ships with a human teleoperator in the loop. Stepped down in January 2026 with the line that the Overton window on general-purpose robotics had already shifted; Mohi Khansari took over robot learning.