Often, leaders provide excellent strategic planning even if they are not completely well versed with the business domain, by way of outlining high level plans,

Often, leaders provide excellent strategic planning even if they are not completely well versed with the business domain, by way of outlining high level plans, communicating well, building a good team culture, and so on. However, trying to distinguish the exact manners in which the leader does so is difficult[1], and therefore the tendency is to look at the results and leave someone there if the results are good enough. [1] If you disagree with this statement, and you can easily identify what makes a good leader, you could make a literal fortune by writing books and coaching CEOs on how to not get fired within a few years.