Transmark likes "Nine things that separate the leaders from the managers"

Warren Bennis, one of the pioneers of contemporary leadership studies, was fond of saying, “The manager does things right; the leader does the right thing.” It’s a distinction that should speak volumes to anyone who seeks to both manage and lead in an organization.

Bennis once wrote out a list of 12 differences between managers and leaders. For the most part, the items in that collection (which include the above quote) do not flatter managers.