Laura Cronenberg, the CEO of Tots & Teens, sipped her black tea in the lounge of Shahjalal International Airport and took some time to collect herself before her flight departed. The past few days had been a whirlwind, and she was still trying to make sense of how her work life had transitioned so abruptly from celebration to crisis.

A version of this article appeared in the January–February 2016 issue (pp.110–113) of Harvard Business Review.