This publication explains the process of change management as a whole. The core purpose of this textbook is to introduce students to the vast world of change management in different-different sorts of organizations. The writing of this textbook has been truly a collective effort. It has been benefitted and blessed from the inputs received from various field experts and laureates in various sorts of forms, from university professors and schoolteachers and many other forces. It is our hope that students who go through this textbook will develop a proper scientific attitude and perspective for analyzing the change management in the organizations.