Empty chairs on the Google campus in Mountain View, California, U.S. (Photographer: David Paul Morris/Bloomberg)
(Bloomberg Businessweek) -- Silicon Valley executives sometimes seem to believe they are proprietors of a post-racial paradise. The industry’s corporate campuses abound with immigrants, its investors say they like to bet on underdogs, and its biggest companies preach the gospel of workplace inclusivity. “Diversity is a foundational value for us,” Sundar Pichai, chief executive officer of Alphabet Inc., said last year. “We probably h...