The document discusses several issues related to 21st century leadership. It begins by introducing the challenges faced by CIO Rob Carter at FedEx. It then outlines five sources of leader power: legitimate, coercive, reward, expert, and referent power. Developing trust is also important, which involves being honest, competent, and inspiring. Empowering employees involves increasing worker decision-making. Leading across cultures requires adjusting leadership style to different national cultures. Effective leadership involves training to develop skills like vision-creation and trust-building. In some situations, certain variables can substitute for leadership behaviors.