Masaru Kubota is an Assistant Professor of Surgery at Columbia University Irving Medical Center. He earned his MD from Kansai Medical University, completed his residency at Osaka National Hospital, and received his PhD from Osaka University. His research focuses on human T cell compartmentalization, tissue-resident memory T cell aging and turnover, and the transcriptional control of T cell tissue adaptation across the lifespan. His recent work includes a 2025 study in *Immunity* on asynchronous aging of circulating and tissue-resident memory T cells, alongside publications in *Science Immunology* on γδ T cell maturation dynamics. He has also developed machine-learning models to reduce futile procurements in liver transplantation, published in *The Lancet Digital Health*.
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