by Jack Zenger, Joe Folkman and Scott Edinger Mysteries Block Progress About five percent of the population will develop a stomach ulcer at some time in their life. For many years, it was assumed that the cause of stomach ulcers was excess acid in the stomach that...

The science behind developing extraordinary leaders
Multiple factors combine to determine the ultimate success or failure of a leader. The variables are interdependent and difficult to isolate. But complexity doesn't justify surrender. On the contrary, the study of leadership begs for a more scientific approach.

By Dr....

20 New ideas about leadership development
Excerpt from The Extraordinary Leader: Turning Good Managers Into Great Leaders; Second Edition, McGraw-Hill.

By Dr. Jack Zenger and Dr. Joe Folkman...

Dramatically Improve Your Organization
Regular coaching will improve productivity, employee engagement, retention, employee development, and supervisor performance.

By Dr. Jack Zenger and Dr. Joe Folkman...