Czesław Lejewski Collection

The collection includes Lejewski's manuscript notes and formulae created during his research together with drafts and typescripts of his published works. It contains typescript drafts and reprints of articles by various scholars, particularly philosophers, and published copies of philosophy journals. There are many papers by, or about, the Polish mathematician and philosopher Stansiław Leśniewski who was one of Lejewski's teachers. In some of the articles authored by Lejewski he explores and advances Leśniewski's ideas in logic. The collection also includes Lejewski's correspondence with Professor Bolesław Sobociński and others.

Provenance

Donated to Special Collections by his widow, Joan Lejewska, through the agency of Professor Peter Simons, in 2007.

Czesław Lejewski (1913-2001) was a Polish philosopher and logician. He was a member of the Lwów-Warsaw School of Logic founded by Kazimierz Twardowski in 1895. Born in Minsk in Lithuania, in 1920 Lejewski moved with his parents to Lubin. He studied classical philology at the University of Warsaw gaining a master's degree in 1936. From 1939-1942 Lejewski was in Russia, at first as a Russian prisoner of war and then as a soldier in the Polish army. In 1942 Lejewski arrived in Great Britain where he studied at the London School of Economics under Karl Popper and Jan Łukasiewicz. He was awarded a PhD in 1954. Lejewski took up a post of assistant lecturer in the Philosophy Department at the University of Manchester in 1956. He was appointed Professor of Philosophy in 1966. His main research interest was the field of formal logic. Lejewski was particularly instrumental in spreading knowledge of the work of the Polish logician Stanislaw Leśniewski.

Access

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