Dr Akila Viswanathan speaks with Dr Robert Coppes from The University Medical Center Groningen, Dr David Jaffray from MD Anderson Cancer Center and Dr Helen McNair from The Royal Marsden NHS Foundation Trust Institute of Cancer Research to look ahead to the future of radiation oncology as they discuss how to improve decision making, incorporating artificial intelligence, adapt to new training methods, improve safety and sustainability and much more for Seminars in Radiation Oncology.