Prof. Harrison has extensive experience leading research infrastructures, especially user-based facilities. He led the UK synchrotron, Diamond, through the transition from completion of construction to full-scale operations, ensuring a strategy for long-term sustainability and strong growth in the user base. Before that, he was Director General and Associate Director for Science at the Institut Laue-Langevin in Grenoble, France, the world’s leading neutron source, where he launched a major upgrade to the reactor-based facility, delivering ground-breaking science in a safe environment. As a materials scientist and chemist, he has conducted research at neutron, X-ray and laser facilities throughout his career.