Our faculty star on renal function, John Kellum, MD; Pitt Fellowship alumnus, Rinaldo Bellomo, MD, of Melbourne, Australia; and Claudio Ronco, MD, of Vicenza, Italy, have joined forces as the renowned trio co-editing the supplement to volume 36, number 4 of the journal Critical Care Medicine with outstanding reviews on acute kidney injury, new biomarkers, prevention, treatment and recovery of this very common problem in ICUs worldwide.