He teaches social history of the 20th century, history of historiography, theory and methodology of history, and the history of communist dictatorships. He published a book on Czechoslovak perestroika and the demise of communism in Czechoslovakia (Konec experimentu: Přestavba a pád komunismu v Československu [The End of Experiment: Perestroika and the Demise of Communism in Czechoslovakia], Prague 2011).