Professor Janos Hajdu was awarded the Bror Holmberg Medal in recognition of outstanding contributions to chemical research. Among his accomplishments is the discovery of X-ray-driven catalysis in redox enzymes and the ”Diffraction before destruction” concept. Hajdu has previously received awards such as the 2012 Rudbeck Medal for ”Scientific Achievement” from Uppsala University, and the 2021 Gregori Aminoff Prize from the Royal Swedish Academy of Sciences (Kungl. Vetenskapsakademien, KVA) for ”the development of X-ray free-electron laser based structural biology”. More information cab be found in the press release from The Swedish Chemical Society.