
Whether a chief executive or a manager, one of a leader's primary responsibilities is the development of their people.
“You can gauge a CEO's success by whether they have several people in the wings who could immediately take their place if, God forbid, they got hit by a truck or wanted to step down tomorrow,” says Harry Kraemer, a clinical professor of leadership at Northwestern University’s Kellogg School of Management and the former CEO of health care equipment and services company Baxter International.