FR26 is an International Conference on Fast Reactors and Related fuel cycles organized by IAEA. The sub-title of the 2026 conference was: From Innovation to Implementation. Đorđe was one of the five awarded students and his paper was describing the FAST code system, a tool analyzing dynamics behavior of Gen-IV reactors, tailored especially for Sodium Fast Reactors and Molten salt Reactors. Congratulations Đorđe.