Konstantin Gurevich, professor of nephrology and efferent therapy department of The S. M. Kirov Military Medical Academy, St. Petersburg. Medical Director of Fresenius Medical Care in Russia. The former board member of International Association of Specialists in Efferent and Physicochemical Medicine, member of Coordination Board of Russia Dialysis Society, member of Russian Nephrological Association, board member of Association of the Newly Independent States, member of European Association of dialysis and transplantation, American Society of Nephrology and International Society of Peritoneal Dialysis. He is author of 300 publications in national and international journals among them 272 are dedicated to extracorporeal hemocorrection, dialysis and nephrology issues.