Fidji Simo stories

Jul 9, 2026

OpenAI Reorganizes Safety Leadership as Johannes Heidecke Departs

Following an internal restructuring that merges safety and research under a single leader, head of safety systems Johannes Heidecke is departing OpenAI, with Mia Glaese elevated to the newly created VP of Research and Safety role and Saachi Jain named interim head of safety systems.

Jul 9, 20265 sources

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Apr 4, 2026

OpenAI Undergoes Executive Shuffle as Three Leaders Step Back, Including AGI Deployment CEO

OpenAI announced multiple C-suite changes including AGI deployment CEO Fidji Simo taking a leave of absence, CMO Kate Rouch stepping away for cancer recovery, and COO Brad Lightcap moving to a new 'special projects' role. President Greg Brockman is stepping in to fill leadership gaps.

Apr 4, 20263 sources

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Featured Stories

OpenAI pauses development of Astra AI model over critical cybersecurity capability concerns

Aug 7, 20262 sources