Society for Pediatric Rheumatology (GKJR): board member, speaker of the working group “Transition” and speaker of the commission “Education, health care provision and quality assurance”
German Society of Pediatrics (DGKJ)
German Society of Rheumatology and Immunology (DGRh)
Pediatric Rheumatology European Society (PReS)
Deutsche Gesellschaft für Transitionsmedizin (DGfTM)
German Network Health Services Research (DNVF)
Deutsche Rheuma-Liga (DRL)
Initiative for the child with rheumatism: board member
Member of the board of trustees of Deutsche Kinder-Rheumastiftung
Editorial Board RMD Open
Peer reviewing activity (last 5 years): ACR online; Akt Rheumatol; Arthritis Care Res; Arthritis Rheum; BMJ; Clin Exp Rheumatol; Eur J Pediatr; Exp Opin Biol; J Clin Pharm Ther; J Pediatr; Immunol Res; J Rheum; Lancet; Lancet Rheumatol; Nat Rev Rheumatol; Pediatrics; Ped drugs; Pediatr Rheumatol Online J; Rheumatology (Oxford); RMD Open; Sci Rep; Semin Arthritis Rheum; SMW; Transition Med; Z Rheumatol