Professor Floege is an active member of several nephrology societies including the American Society of Nephrology (ASN), International Society of Nephrology (ISN) and the European Renal Association (ERA-EDTA). He is a current member of the ISN council’s executive committee, the ERA-EDTA scientific advisory board and former ERA-EDTA council member. He was president of the European Kidney Research Association (now merged with ERAEDTA) until June 2005. In addition, he is a founding member and vice president of the German Society of Nephrology since 2008. Together with Professors Richard Johnson and John Feehally he is editor of the best-selling textbook “Comprehensive Clinical Nephrology”. Finally, Professor Floege is one of two deputy editors of the ERA-EDTA journal Nephrology Dialysis Transplantation and a member of the editorial board of several other journals, including Journal of the American Society of Nephrology, Kidney International, Nature Clinical Practise Nephrology, the Journal of Nephrology and Clinical Nephrology.