Dr Kim Lauper, from the Division of Rheumatology, Department of Internal Medicine and Department of Medicine, Faculty of Medicine, Geneva University Hospitals, Geneve, Switzerland. Join Professor Peter Nash as he interviews authors of recent notable papers in rheumatology. In this addition Dr Lauper discusses her latest paper; Effectiveness of TNF-inhibitors, abatacept, IL6-inhibitors and JAK-inhibitors in 31 846 patients with rheumatoid arthritis in 19 registers from the ‘JAK-pot’ collaboration.