Alphabet's Google is replacing Sissie Hsiao, who led the development of the artificial intelligence chatbot Bard, now known as Gemini, the company told staff in its AI division on Wednesday. Hsiao will step down immediately, a company spokesperson confirmed. Josh Woodward, who leads Google Labs and oversaw the launch of NotebookLM — the company's popular tool that can turn text into a podcast-like show — will replace her. Hsiao plans to take a short break and return to Google in a new role, the