AI Matters
Why it matters
OpenAI safety chief departs amid organizational changes
WIRED AI OpenAI’s Head of Safety Is Leaving the Company
Johannes Heidecke, OpenAI's head of safety, has left the company as it attempts to integrate its research and safety teams.
Why it matters
High-profile departures in safety roles raise questions about how AI companies balance rapid commercialization with risk management.
Latest brief · Jul 22, 2026