This assignment provides an in-depth analysis of the Lewin model of change, a widely used framework for managing organizational change. The document explains the three stages of change - unfreeze, change, and refreeze - and provides examples of how companies like ASDA have successfully implemented changes using this approach. It also highlights the importance of effective leadership and communication in facilitating successful change management. The assignment draws on various sources, including books and journals, to provide a comprehensive understanding of the Lewin model and its applications.