On the optimality of sawtooth careers I was having lunch at JPL with their Chief Engineer, Rob Manning. Normally, you’d expect the Chief Eng. to reserve their time for more important people, but that’s not how JPL works. I had posted in the New Researcher Support Group slack channel, asking for stories from folks who regret some part of their career. Gloomy, I know. He was curious, and so we we got lunch. Being early career is fraught with uncertainty. What should I specialize in? How can...