On Tuesday, Lilian Weng said she was stepping down from Thinking Machines Lab because the job was making her ill. On Wednesday, she was back at OpenAI. Weng co-founded Thinking Machines Lab with Mira Murati, OpenAI’s former chief technology officer.
Source: [TNW](https://thenextweb.com/news/lilian-weng-thinking-machines-openai-recursive-self-improvement)