This report examines team dynamics and organisational behaviour within the context of Curewell Hospital, a local hospital in London, UK. It explores the significance of teamwork for organisational success, differentiating between effective and ineffective teams. The report delves into group and team development theories, including Tuckman's stages of group development and Belbin's team roles. It assesses the impact of group dynamics on organisational performance and evaluates organisational philosophies and concepts that promote effective workplace behaviour, such as the path-goal and contingency theories. A comparative analysis of various theories and models is conducted to recommend the most suitable approaches for team building and organisational behaviour, with justifications provided. The research findings are analyzed to determine the effects of team-forming theories and organisational behaviour concepts on the workplace, culminating in a comprehensive conclusion that summarizes the key insights and recommendations. The report utilizes Harvard referencing to support its arguments and findings.