János D. Pintér is a researcher and practitioner with over four decades of work experience. His professional interests are primarily related to Operations Research, more specifically: to model, algorithm and software development for nonlinear optimization, for a broad range of applications. He holds an M.Sc. in Applied Mathematics / Operations Research from Eötvös Loránd University (ELTE), Hungary; received his Ph.D. in Probability Theory / Stochastic Optimization from Moscow State University; and obtained his D.Sc. in Mathematics / Global Optimization from the Hungarian Academy of Sciences.