When hiring executives, @travisk prioritizes one skill above all others: the ability to solve hard problems. "There's two things you want an executive to do. You want them to be able to organize, manage, and lead at scale. You also want them to be epic and strategic problem solvers... the best executives are the ones that are doing both well." "I have come to the conclusion over my years, that problem solving is the most important thing. If you get somebody who organizes and manages well but…