An important corollary to the Peter Principle, people are promoted until they get to their level of incompetence, is that the skills that got you here won’t get you there.

One place where career management falls apart for many people is that at a level of seniority, personal achievement becomes less important than being able to generate team, organizational or company wide impact. A lot of people struggle with that transition but it is critical to master to unlock the next stage of one’s career