Ondřej Peš (*1982) is an assistant professor at the Department of Biochemistry, Faculty of Medicine, Masaryk University, Brno. He received his M.Sc. degree in analytical chemistry in 2006 and defended his Ph.D. thesis titled “Multidetection platform for microcolumn separations” at Department of Chemistry, Faculty of Science, Masaryk University, Brno in 2010. His current research is predominantly focused on ICP-MS, MALDI-MS and other hyphenated analytical techniques.