Ze wspomnień Ijona Tichego. Kongres futurologiczny (also published as Kongres futurologiczny: Ze wspomnień Ijona Tichego) (English: The Futurological Congress (from the Memoirs of Ijon Tichy)) is a black humour science fiction novel by Polish author Stanisław Lem, first published in the collection Bezsenność (1972). It is part of the Ijon Tichy series.
