Change management is a challenging and continuous process that requires a particular skill set for both leaders and managers. It is essential for leaders and change agents to understand and address the five most important questions: Why? What? Who? How? When? Inside, you'll learn the concept of change management, its impact on the company's business performance and sustainability, and the relevant issues associated with it. The author highlights the importance of sustainable development, including economic, environmental, and social elements and introduces different types of changes including planned, unplanned, incremental/marginal, transitional, and transformational ones.