Dr. Humphreys is Chief of the Division of Nephrology at Washington University in St. Louis and the Joseph P. Friedman Professor of Renal Diseases in Medicine. He received his AB from Harvard College in English and American Literature and his MD and PhD from Case Western Reserve University. He trained in internal medicine at Massachusetts General Hospital and in nephrology at Brigham and Women’s Hospital. He joined the faculty in the Department of Medicine at Brigham and Women’s Hospital in 2005 and relocated to Washington University in 2015. Dr. Humphreys’ lab focuses on the cellular and molecular mechanisms of kidney injury and repair. Current efforts in the laboratory focus on applying single cell multiomics and spatial transcriptomic approaches to understand human acute and chronic kidney diseases. As director of a T32 training grant, he is committed to mentorship of physician scientists at all training levels. He serves as a faculty mentor for the Washington University MSTP, primary mentor for K08 and K99 recipients and on a variety of physician scientist thesis and advisory committees. Beyond these activities, he has led organizational initiatives through service as program chair for the American Society of Nephrology Annual Meeting, service on several editorial boards and as a member of the Washington University Academy of Educators where he served as Chair of the Mentorship sub-committee. He is a regular reviewer on NIH study sections and is a member the Board of Scientific Counselors for NIDDK. He served as ASCI's 2023-24 President.