Kate MacCord received her PhD in History and Philosophy of Science from Arizona State University, where she currently works as an instructor. The driving theme of her research is excavating the assumptions engrained within scientific practice and explanations and turning them into tools to transform and accelerate scientific research. She currently focuses on the history and philosophy of the germline, cellular identity and genome editing. Kate has collaborated with scientists around the world, written and edited for the Embryo Project Encyclopedia ), run the MBL History Project and worked as a developing editor for Harvard University Press on Lucie Laplane’s book, Cancer Stem Cells: Philosophy and Therapies ). Kate also teaches about some of the ways in which people have viewed and acted on blood throughout medical history.