Mark Knight, chief healthcare scientist at NHS Kent and Medway, teams up with Fiammetta Fedele, head of non-ionizing radiation at Guy’s and St Thomas, to discuss the pivotal role of medical physicists in healthcare. They delve into how these experts ensure patient safety during radiotherapy and imaging procedures. The conversation also touches on the exciting potential of artificial intelligence in transforming medical technology while addressing ethical considerations. Innovations in patient treatment and safety protocols are highlighted, making the future of healthcare look promising.