Jan Machac graduated from the Czech Technical University in Prague, Czech Republic, in 1977. He received his CSc. (Ph.D. equivalent) in electronics in 1982 at the Institution of Radio Engineering and Electronics of the Czechoslovak Academy of Science in Prague. He received his DrSc. degree in radio electronics in 1996 and was named a professor of electrical engineering in 2009. His main scientific interests cover the investigation of planar passive elements and subsystems of microwave technology and propagation of electromagnetic waves in periodic structures and metamaterials. He is the author or co-author of more than 250 publications in scientific journals, including international ones, as well as for national conferences.