Alan S. L. Yu, MD, Harry Statland and Solon Summerfield Professor of Medicine, Director, Division of Nephrology and Hypertension and the Kidney Institute, University of Kansas Medical Center, Kansas City, Kansas, Karl Skorecki, MD, FRCP(C), FASN, Annie Chutick Professor and Chair in Medicine (Nephrology), Technion-Israel Institute of Technology, Director of Medical and Research Development, Rambam Health Care Campus, Haifa, Israel, Glenn M. Chertow, MD, Norman S. Coplon/ Satellite Healthcare, Professor of Medicine, Chief, Division of Nephrology, Stanford University School of Medicine, Stanford, Palo Alto, California, USA, Philip A. Marsden, MD, Professor of Medicine, Elisabeth Hofmann Chair in Translational Research, Oreopoulos-Baxter Division Director of Nephrology; Vice Chair Research, Department of Medicine, University of Toronto, Toronto, Ontario, Canada, Maarten W. Taal, MBChB, MMed, MD, FCP(SA), FRCP, Professor of Medicine, Division of Medical Sciences and Graduate Entry Medicine, University of Nottingham; Honorary Consultant Nephrologist, Department of Renal Medicine, Royal Derby Hospital, Derby, United Kingdom and Michel Luyckx