Human Process Intervention (HPI) is one of the major approaches in Organisation Development (OD) that focuses on improving interpersonal relationships, group functioning, communication, leadership, and organizational culture. It is based on the belief that organizational effectiveness depends not only on technology and structure but also on the quality of human interactions. Human Process Intervention aims to diagnose and improve the social and psychological processes within an organization so that individuals and groups can work more effectively. In Industrial and Organisational Psychology, this intervention is used to enhance employee satisfaction, teamwork, motivation, conflict resolution, and overall organizational performance. The primary objective of Human Process Intervention is to improve the way employees interact with one another. It seeks to develop trust, openness, collaboration, and effective communication among organizational members. By addressing behavioural and interpersonal issues, organizations can create a healthy work environment that supports both employee well-being and organizational goals. One of the most widely used Human Process Interventions is process consultation. Developed by Edgar Schein, process consultation involves an external or internal consultant helping managers and employees understand and improve their communication, decision-making, leadership, and problem-solving processes. Rather than providing direct solutions, the consultant facilitates learning so that employees can identify and resolve their own issues. Team building is another important Human Process Intervention. It is designed to improve the effectiveness of work groups by enhancing