Forget founder mode. All of Elon Musk’s companies need manager mode

Branded is a weekly column devoted to the intersection of marketing, business, design, and culture. Among the ever-expanding portfolio of brands that Elon Musk oversees, one has stood out lately. It’s not the constant high-wire act that is Tesla, or his hot-mess plaything X. It’s the company that’s been making news not for controversy, but for achievement: SpaceX. SpaceX’s current halo moment is particularly notable as Silicon Valley types argue the relative merits of...