Serves as Co-Principal Investigator of the NIH-funded Chronic Kidney Disease in Children (CKiD) Study and the International Pediatric Dialysis Network (IPDN)
Vice President, Board of Directors of the North American Pediatric Renal Trials and Collaborative Studies (NAPRTCS), 
Member of Nephrologists Transforming Dialysis Safety (NTDS)
Committee of the American Society of Nephrology (ASN)
National Board Member for the National Kidney Foundation (NKF)
Treasurer and former Fellowship Committee Chair of the International Pediatric Nephrology Association (IPNA) 
Co-Chairperson of the pediatric component of the Annual Dialysis Conference (ADC)