Imre Pázsit has been working with the theory and application of stochastic particle processes for several decades both at an academic level and with concrete applications to existing power plants in Sweden and elsewhere. He is internationally recognised for his contributions in reactor diagnostics with neutron noise methods. He is also a Fellow of the American Nuclear Society.Lénárd Pál is professor and scientific adviser of KFKI Atomic Energy Research Institute. He is a member of the Hungarian Academy of Sciences and a foreign member of the Russian Academy of Sciences, as well as a Member of the Leibniz Sozietät. He is the author of Fundamentals of Probability Theory and Statistics (Akadémiai Kiadó, 1995) and Neutron Fluctuations: A Treatise on the Physics of Branching Processes (Elsevier, 2008)