The NKI is a comprehensive cancer centre that combines cancer treatment and research under one roof. Close interaction between clinicians and researchers, excellent science, state of the art facilities, and an open and collaborative environment provide an ideal starting point for a PhD training. The NKI hosts a large and diverse PhD community of around 400 PhD students. The research at the NKI covers the whole spectrum of cancer research, from fundamental research, translational research, clinical research up to implementation and cost effectiveness studies.