- Researcher Institute Book and Reading Habit The National Library, Warsaw, 1954-1958, head department reading habit research, 1958-1975. Head department Polish culture faculty Polish philology Warsaw University, 1976-1991, associate professor, 1991-1993, professor philology, since 1993, Humanistic University, Pultusk, since 1994. Committeeman All-Polish Competition in Literature and Polish Language, Warsaw, since 1970.
- Author: Reception of Literature in the Country, 1968, Literary Book - Social Needs and Their Realization in the Years 1944-1986, 1992, Peasants' Ethos in the Light of Memoirs, 1992, Culture-Creating Function of Catholic Parishes in the Light of Memoirs, 1995, Poles' Ways of Reading in the 20th Century, 2000. Subeditor (periodical) Przeglad Humanistyczny, since 1976.