This document discusses several topics related to leadership challenges and organizational change. It begins by outlining Mario Denton's research interests, which include managerial issues, workplace bullying, leadership failures, and team dysfunctions. It then provides thoughts on creating dissatisfaction with the status quo to drive change efforts and notes that change takes longer than expected. Several models are presented, including the change-resistant vs change-sensitive organization and categories of people-performance orientations. The document concludes with discussions of managing career crossroads, psychological contracts between managers and reports, and finishing one's career well through finding purpose and meaning.