In the brief history of modern Silicon Valley, Bill Campbell, who died yesterday, at the age of seventy-five, is a giant. His various titles—Columbia football coach, Apple executive, co-founder of Go Corp., Intuit C.E.O., chairman of Apple, chairman of the Columbia University board—do not convey his influence. In the world capital of engineering, where per-capita income can seem inversely related to social skills, Campbell was the man who taught founders to look up from their computer screens. He was known throughout the Valley as “the Coach,” the experienced executive who added a touch of humanity as he quietly instructed Steve Jobs, Jeff Bezos, Larry Page, Sergey Brin, Marc Andreessen, Ben Horowitz, the founders of Twitter, Sheryl Sandberg, and countless other entrepreneurs on the human dimensions of management, on the importance of listening to employees and customers, of partnering with others. His obituary was not featured on the front of most newspapers, or at the top of most technology news sites, but it should have been.

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