The document discusses transforming an organization's occupational health and safety management system (OH&SMS) using an applied systems thinking approach. It explores the historical perspectives of health, safety and environmental management at the organization. It then discusses diagnosing the current system using systems analysis and redesigning it using an interactive planning process that involves stakeholders to better align the OH&SMS with business goals and improve performance. The transformation led to improved department integration, risk control, and staff engagement in the OH&SMS.