In this podcast, Dr. Denis Wirtz, Johns Hopkins University, discusses how cells turn rogue, escape incarceration, and become a cancer upon their surroundings. Dr. Wirtz is Vice Provost for Research and T.H. Smoot Professor of Chemical and Biomolecular Engineering at JHU, where he also directs the Johns Hopkins Physical Sciences-Oncology Center and co-directs the Cancer Nanotechnology Training Center.