Oleg Zaikin is professor at the Warsaw School of Computer Science, Poland. A PhD in computer science, he started his career as a research engineer at the Leningrad Research Radio Institute, Russia, in 1966. He was at an academic position at St. Petersburg Electrical University, Russia (1970–1990); head of the department at St. Petersburg Institute of Printing and Publishing, Russia (1991–1996); professor at the University ‘Oriente’, Republic of Cuba (1978–1979); and professor at the Faculty of Computer Science and Information Systems and head of the Department of Production Control, West Pomeranian University of Technology, Poland (1996–2009). Prof. Zaikin is a member of Technical Committee 5.1 of the International Federation of Automatic Control and the International Academy of Computer Science. He has authored and edited 10 books on computer science and published more than 50 refereed articles and 85 conference papers.
Zenon Gniazdowski received MSc degree in electrical engineering at the Department of Electronics at the Warsaw University of Technology in 1985. In 1991 he obtained PhD degree at the Institute of Electron Technology in Warsaw. In 2006 received his habilitation, also at the Institute of Electron Technology. In 2000, he joined the Warsaw School of Computer Science, first as a lecturer and since 2007 as a professor. His interest is focused on algorithms of data mining.