Olle ten Cate attended medical school at the University of Amsterdam, the Netherlands and has spent his professional life from 1980 serving medical education. In 1986 he completed a PhD dissertation on peer teaching in medical education. Until 1999 he was closely involved with all of the University of Amsterdam’s major preclinical and clinical curriculum reforms, education research, program evaluation and educational development. In 1999 he was appointed full professor of Medical Education at Utrecht University, the Netherlands, and program director of undergraduate medical education at University Medical Center Utrecht. From 2005 to 2017 he was founder and director of the Center for Research and Development of Education at UMCU. His research interests include curriculum development, peer teaching, competency-based medical education, and many other topics in health professions education. From 2006 until 2012 he served as president of the Netherlands Association for Medical Education (NVMO). In 2012 was appointed adjunct professor of medicine at the University of California, San Francisco, next to his work in Utrecht, to execute a collaborative doctoral program in health professions education. He has published extensively in the medical education literature (350+), supervises many doctoral students in health professions education research (30+ current and past) and received numerous international invitations to speak. He serves on the editorial boards of Medical Teacher and the Journal of Graduate Medical Education, and is a Fellow of the Association for Medical Education in Europe. In 2017, he received the John P. Hubbard Award of the US National Board of Medical Examiners for his work related to assessment in medical education, the NVMO Han Moll Penning life-time award for services to health professions education development and research, and in 2018 the first biennial international Ian R. Hart Award for innovation in medical education.