Of the many important themes espoused by the late and arguably pre-eminent management thinker of the latter part of the twentieth century, Peter Drucker, perhaps the most valuable to us as individuals, is his constant reminder that we are responsible for our own self-development. One of Drucker’s more provocative suggestions as described in William A. Cohen’s enjoyable read, “A Class with Drucker-The Lost Lessons of the World’s Greatest Management Teacher,” is for managers to actively work at developing expertise outside of their chosen field as a tool to preparing to become a senior or strategic leader. (Read More...)