Google To Investigate Shady Departure of Black AI Ethicist Timnit Gebru Share Photo: Kimberly White / Stringer, Getty Images To sign up for our daily newsletter covering the latest news, features and reviews, head HERE. For a running feed of all our stories, follow us on Twitter HERE. Or you can bookmark the Gizmodo Australia homepage to visit whenever you need a news fix. After more than 2,200 employees signed a letter on Monday condemning Google’s reported decision to terminate a Black artificial intelligence ethicist, the company’s CEO, Sundar Pichai, apologised on Wednesday for the way the departure had been handled and said that the incident was being investigated.