Marcin Michalak received the M.S. Eng. degree in computer science from the Silesian University of Technology (SUT), Gliwice, Poland, in 2005, the Ph.D. degree in computer science in 2009, and D.Sc.in 2023 from the same university. Since 2005, he has been an active scientist at SUT (Ph.D. student, later---until 2014---assistant, currently: assistant professor). Simultaneously, from 2009 to 2012, he was an assistant and assistant professor at the Central Mining Institute, Katowice, Poland. Currently, also, he is the senior specialist at Łukasiewicz Research Network at the Institute of Innovative Technologies EMAG, Katowice, Poland. He is an author (or co-author) of over 100 scientific papers. His scientific fields of interests includes rough set theory, biclustering, machine learning and data analysis.