Organization development (OD) is a planned approach to respond effectively to changes in its external and internal environment. Organizational Development Definition OD is a systematic application of behavioral science knowledge to the planned development and reinforcement of organisational strategies, structures and processes for improving an organisation’s effectiveness. - Cummings and Worley (1993) Topic Covered: Organizational Development Meaning Concept of Organizational Development Characteristics of Organizational Development Objectives of Organizational Development Importance of Organizational Development Organizational Development Process