Thanks for this post. The landscape of leadership is always changing, but more so today than in recent history. The essence of true leadership is found in adaptive behavior. Why some in leadership roles (note I didn't say leaders) want to place people in a box, rather than free them from a box is beyond me. t have been on the "unlearning" soap-box for quite sometime. You might be interested in the following post: http://smartblogs.com/leadership/2011/09/20/the-impact-of-unlearning-on-leadership