Staff Research Scientist at Google DeepMind, adjunct professor at Stanford (co-taught CS 224R deep RL). Co-founded Physical Intelligence (pi) in SF 2024 with Adnan Esmail, Brian Ichter, and co-founders Sergey Levine (UC Berkeley) and Chelsea Finn (Stanford). Building foundation models for robots to operate across any machine/environment/task. Released pi-0 VLA model (Oct 2024). Seed $70M (Mar 2024), Series A $400M at $2B (Nov 2024, Bezos led), Series B $600M at $5.6B (Nov 2025, Alphabet CapitalG). Total: $1.1B raised.