Dr. Andrew Koff is a molecular biologist at Memorial Sloan Kettering cancer center. He studies the biochemical, genetic, and cellular mechanisms that control how cells replicate and how they decide to continue replicating or stop. This research has many applications in oncology and aging research. He is also the founder and President of Atropos Therapeutics, a company working to use research into aging to extend the human healthspan.

Dr. Graham Pawelec is, one of the world’s top academics in the fields of oncology, immunotherapy, and aging. He serves as the editor of multiple academic journals, including Cancer Immunology, Immunotherapy; Immunity and Aging; The Journal of Translational Medicine; and Mechanisms of Aging and Development. He is a member of the scientific advisory board for Repair Biotechnologies Inc. In this episode, host James Ruhle talks to Dr. Pawlec about how our immune system changes as we age.