Stack Ranking in Microsoft - What Does It Do?

David Frum: Microsoft and other companies are using a system of ranking employees. He says it's dehumanizing, creates unnecessary noise in an already-busy workplace. The company is trying to change the way people see their jobs by changing how they're ranked, he says.Frum: What do you think have been some of the biggest turning points? Maybe positively as we sort of swing towards more human organizations.