Arnav is a physician-scientist at The Column Group with expertise in cancer biology, single-cell genomics, and machine learning. He is part of the founding team of Juri Biosciences at TCGLabs-Soleil. Previously, he was on faculty at the MGH Cancer Center and a member of the Broad Institute, where he led a computational and experimental group focused on tumor cell plasticity and translational immunology. Arnav was also an Entrepreneur-in-Residence at Third Rock Ventures, helping to found Abata Therapeutics, Asher Biotherapeutics, and Clasp Therapeutics. He earned his MD from UCLA and PhD from Caltech, with residency and clinical fellowship training at MGH and Dana-Farber Cancer Institute.