Ruslan Irkimbekov, PhD, is an Associate Professor and Head of the Laboratory for Studies of Neutronic and Thermophysical Properties of Irradiating Devices at the Institute of Atomic Energy, National Nuclear Center of the Republic of Kazakhstan. He received his engineering degree in Nuclear Reactors and Power Plants from Shakarim Semipalatinsk State University and his Master’s degree in Physics from Tomsk Polytechnic University, where he also completed his doctoral studies. He has nearly 20 years of experience in nuclear reactor modeling and safety analysis. His research interests include reactor physics, neutronics and thermal analysis, computational modeling of research reactors, in-pile experiments, and the conversion of research reactors from highly enriched to low-enriched uranium fuel.