Serge Marguet has a double training as a hydraulic engineer (ENSHG, Grenoble, France) and as a computer engineer (ENSIMAG, Grenoble). He is currently an expert in neutronics and reactor physics at EDF/R&D where he has been working on nuclear reactor calculation codes since 1987. He is in charge of nuclear teaching at EDF/R&D within the framework of the Institute of Technology Transfer (ITECH) in collaboration with the Institute of Nuclear Sciences and Techniques (INSTN). Appointed industrial expert at the International Institute for Nuclear Energy (I2EN) in 2014, he participates in the evaluation of nuclear education in France, in support of the French Nuclear Industry (GIFEN). As a European expert on severe accidents, he has been involved in the evaluation of European Community research projects (PCRD). He is the author of many reference books on nuclear power, like "The Physics of Nuclear Reactors" (Springer-Verlag, 2017). His current interests are making softwares to assist operators in the plant control room, full scale real time simulators, and a new book on the operation and safety of PWRs.