This presentation analyzes organisational performance and culture, focusing on Heathrow Airport. It begins with an explanation of organisational behavior models, including Handy's model of organisational culture and how they influence individuals, groups, and teams. The presentation identifies change drivers, such as legislative changes (e.g., Brexit's impact on immigration at Heathrow), and applies Lewin's change management model (Unfreeze, Change, Refreeze). It outlines steps to enhance workplace diversity, such as promoting pay equity. The presentation then examines the impact of people practices, such as learning and development, on organizational culture, highlighting the importance of employee well-being for business success and employee motivation. It also explores the links between people practices (like recruitment) and other organizational functions (like marketing). The presentation concludes by emphasizing the interconnectedness of organisational culture, employee well-being, diversity, and change management, referencing relevant academic sources.