Organisational behaviour (OB) is the study of how individuals and groups act within an organisation and how this behaviour affects organisational effectiveness. Understanding OB is crucial for programme planning and evaluation because it provides insights into human dynamics, which influence the design, implementation, and success of programmes. Studying organisational behaviour helps managers and programme planners anticipate challenges, improve team collaboration, motivate staff, and enhance overall organisational performance. It allows for the identification of factors that impact productivity, employee satisfaction, and decision-making processes, which are critical for evaluating programme outcomes and ensuring that objectives are met efficiently. Furthermore, it provides the tools to manage change effectively, resolve conflicts, and create a positive organisational culture that aligns with the programme’s goals. Traditional approaches to organisational behaviour focus on the classical view of management and human relations. The classical approach emphasizes formal structure, hierarchy, and clear rules to ensure efficiency and predictability in the organisation. This perspective is largely influenced by scientific management principles proposed by Frederick Taylor, which advocate task specialization, standardization,