I think that the other side of this argument is basically that management is tactics and leadership is strategy. They are kinda-sorta-distinguishable, but only

I think that the other side of this argument is basically that management is tactics and leadership is strategy. They are kinda-sorta-distinguishable, but only by virtue of the labels we choose, and they are always two faces of the same coin. This tracks with my experience: I have worked places where the day-to-day was fine (management) but the year-to-year was not (leadership).