Google AI shake-up puts Greek Cypriot Hassabis in top science role

Google parent Alphabet has overhauled the leadership of its artificial intelligence operations, moving Nobel laureate Demis Hassabis from the day-to-day running of Google DeepMind into a newly created group-wide science role, while four senior figures behind Gemini leave to launch their own company.

The changes come at a sensitive time for Google, with the most powerful version of its latest Gemini model still unreleased despite an initial June launch date. The delay has raised concerns among...