Google’s AI leadership comes apart in a single morning

Jeff Dean is leaving after 27 years to run his own company, Demis Hassabis is handing off DeepMind, and Gemini 3.5 Pro still has no release date. Welcome to AI Decoded, Fast Company‘s weekly newsletter that breaks down the most important news in the world of AI. I’m Mark Sullivan, a senior writer at Fast Company, covering emerging tech, AI, and tech policy.