Stephen R. Ash, MD, FACP, recently retired from clinical practice as a Nephrologist at Indiana University Health Arnett in Lafayette, Indiana. He is CEO of HemoCleanseTechnologies, Chairman of the Board of AshAccess Technology, and co-founder of several spin-off biotechnology firms. He has a long history of research and product development in the field of sorbents, resulting in devices for the treatment of kidney failure (AllientTM by Renal Solutions) and liver failure (Liver DialysisTM by HemoTherapies). He was instrumental in the development of an orally ingested sorbent for potassium (now marketed by AstraZeneca as Lokelma(R)). Dr. Ash has also invented several new catheters for dialysis access, including the Ash Split Cath(R), CentrosFLO(R), and AdvantageTM PD Catheter.Dr. Ash is a co-founder and Past President of the American Society for Diagnostic and Interventional Nephrology (ASDIN). He is the Past President of ASAIO and until recently served as Secretary-Treasurer of IFAO. He is the recipient of the Lifetime Achievement Award from ASDIN, the Celebration of Life Honor by NKF of Indiana, and the Lifetime Achievement Award from the Annual Dialysis Conference.Dr. Ash also has a dedicated and loving family, including his wife Marianne, and daughters, Emily and Sarah. Marianne and Dr. Ash are long-term members of Trinity United Methodist Church in Lafayette, Indiana. They live at and operate a retirement/recovery farm for horses, and his special interests are fixing things around the farm, woodworking, and flying fixed-wing RC aircraft.