Here's the clearest picture of Silicon Valley's diversity yet: It's bad. But some companies are doing less bad
Alice Clearwater

Ten large technology companies in Silicon Valley did not employ a single black woman in 2016. Three had no black employees at all. Six did not have a single female executive. In stark contrast, women outnumbered men in the executive ranks of two Silicon Valley companies, and at another firm, nearly a third of executives were women of color.