Her departure comes at a challenging time for Meta. CEO Mark Zuckerberg has made AI a top priority, investing billions of dollars in an effort to become the market leader ahead of

The head of Meta's artificial intelligence research division said she plans to step down, vacating a high-profile position at a time of intense competition in the development of AI technology. Joelle Pineau,

Meta's VP of AI research, Joelle Pineau, is planning to leave the company, she announced in a post on Facebook Tuesday.