Over the last several years, competing notions of “diversity” have emerged. In many corners, the traditional definition, focused on demographic diversity, has been eclipsed by a new concept centered on experiential or cognitive differences. Deloitte, a provider of advisory services to firms around the globe, including 85% of the Fortune 500, encapsulates the trend, noting, “Up to now, diversity initiatives have focused primarily on fairness for legally protected populations. But organizations now have an opportunity to harness a more powerful and nuanced kind of diversity: diversity of thought.”