What does ‘Knowledge for Healthcare’ really mean? What is the true value that knowledge specialists and health librarians bring to the NHS? How does this unique service support clinical decision-making and patient care? And why should trust and system leaders ‘find their librarian’? Nick Poole, CEO of CILIP – the library and information association, talks to Sue Lacey Bryant, national lead for NHS Knowledge and Library Services, about the business benefits that health libraries deliver for the NHS.