Jim Keller's career has been shaped by interactions with some of the most influential figures in the semiconductor industry.

President Trump mocked pop star Taylor Swift after she got booed at the Super Bowl — and her boyfriend’s team got clobbered.

Jobs co-founded Apple in 1976, was ousted in 1985 by its board and CEO John Sculley, and returned in heroic fashion to revitalize the company in 1997. That's when a tighter bond between Jobs, the ...