Tired of theory? Ready for the real world? Learn what it takes to be a high performance manager in business today with the twelfth edition of Hellriegel and Slocum's ORGANIZATIONAL BEHAVIOR. Master seven core competencies--managing self, managing communication, managing diversity, managing ethics, managing across cultures, managing teams, and managing change--through real-world case studies and interactive critical thinking. Each core competency was developed through a combination of classic OB theory, contemporary research, and emerging trends so you benefit from the most useful connection between theory and practice. The twelfth edition contains updated real-world cases, examples, and critical-thinking exercises to reflect the most current managerial thinking in today's business world. With Hellriegel and Slocum, build the foundation you need to become a successful business leader.