Born 1934 in Louny, Czech Republic. Died 2008 in Prague. Studied aesthetics and art history at the Faculty of Philosophy, Charles University in Prague. 1968–1970 worked at the Institute of Philosophy, Czechoslovak Academy of Sciences. 1970 dismissed for political reasons. 1970–1989 worked in various “blue-collar” professions. 1990/1991 director of the department of fine arts, State Secretary for Culture of the Czech Republic. 1992 founder of Galerie 60/70. 1994–2000 director and professor at the Vysoká škola uměleckoprůmyslová v Praze, Prague.
- J. H., “Nad jedním obrazem,” in: Tvář, 5/6, 1964, pp. 42–43.
- J. H., “Obrazy Zdeňka Sýkory a op art,” in: Dialog, 5, 1966, pp. 30–32.
- Jiri Kolář, Miroslav Houra, and J. H., Návod k upotřebení (1965), Most, 1969.