FILE - This Thursday, Jan. 3, 2013, file photo shows Google's headquarters in Mountain View, Calif. Prominent artificial intelligence scholar Timnit Gebru helped improve Google's public image as a company that elevates Black computer scientists and questions harmful uses of AI technology. (AP Photo/Marcio Jose Sanchez, File)
Google’s headquarters in Mountain View, California. The resignation of prominent artificial intelligence scholar Timnit Gebru has revealed divisions within the company’s AI unit. AP

Rift emerges in Google's AI division after prominent scientist leaves