Kotter's 8-Step Change Model is a keystone of change management. It is a process that helps to identify the causes of change, and to create an action plan for managing change. The model has been adapted by Kotter, who proposes 8 steps for creating a successful change process. Kotter's 8-Step Change Model is a very popular change management model. It is based on the idea that change is a process of continuous adaptation and iteration.