Evaluation is a crucial step for the development and improvement of digital libraries. Unfortunately, nowadays only few studies are focused on this matter and even fewer concentrate on how evaluation is conducted in real-world digital libraries. This study contributes to the research by presenting the results of a qualitative case study carried out at the Loughborough University Library, based on data collected from eleven semi-structured interviews and documents. It shows how evaluation is performed in a real-world digital library, the knowledge and competences of the staff in charge of...