Google fires research leader amid diversity, research freedom controversies

Alphabet Inc’s Google fired researcher Margaret Mitchell on Friday, they both said, after a weeks-long investigation found she moved electronic files outside the company amid a battle over research freedom and diversity.

Google said in a statement Mitchell violated the company’s code of conduct and security policies. Mitchell, who announced her firing on Twitter, did not immediately respond to requests for comment.

Google’s "ethics in artificial intelligence" research unit has been...