The Summer School provides a comprehensive introduction to the role of 3D printing in medical physics, with a particular focus on applications in radiotherapy. It is aimed at students (BSc, MSc, PhD, MD) and young scientists with a background in medical physics, physics, medical technology or similar fields. The course consists of an approximately five-week online phase (24 August – 27 September 2026), followed by a five-day hybrid attendance phase (28 September – 2 October 2026). Further information is available online.