At present organizations are operating in a highly turbulent environment and are facing changes very often. This is mainly due to globalization and developments in information technology. Further, the present organizations have become more human than ever before. Survival and growth within the said environment and being highly human within the process of achieving organizational goals is a challenging task. Organizational Development (OD) is the application of the knowledge of behavioural science to improve organization performance and functioning. This course is designed to provide students a sound theoretical knowledge of OD, while enabling them to understand how theory relates to practice. Areas such as the nature of planned change; the OD practitioner; the process of OD, OD interventions and the future directions in OD will be covered in this course.