The thousands of hours spent on practice do not necessarily lead to improvement unless it is deliberate practice. Deliberate practice involves trying hard in four specific ways. In organizations, managers can play a role in helping people develop through deliberate practice. Human beings continue to grow and develop beyond the age of 18, and parenting extends to other situations like teaching, mentoring, and leadership. Great leaders model the desired character and set the pace for the organization. They are watched and emulated by their subordinates. Effective leaders provide both demanding challenges and support, similar to how great parents behave.