Ramani Moonesinghe discusses the use of data in the NHS for monitoring, improvement, and challenges accessing and disseminating it at a national and local level. The presentation highlights different types of value in data usage, including allocative, technical, and personalized value, emphasizing the need for effective improvement based on valid metrics. The document also touches on the importance of evidence-based approaches and maximizing opportunities for resource investment in national clinical audits to enhance patient outcomes.