Poznań Society of Friends of Learning
Polish scientific society

The Poznań Society for the Advancement of Arts and Sciences (Polish: Poznańskie Towarzystwo Przyjaciół Nauk, PTPN) is a learned society in Poznań, Poland, established in 1857, by scholars and scientists in all branches of learning. It has been one of the largest and most important general learned organizations in Poland.
When founded in the 19th century, the Poznań Society was the chief Polish scientific and cultural organization in Prussian Poland, and until the creation of Kraków's Academy of Learning (Akademia Umiejętności) in 1871–73 it was the most important learned society in all the Polish lands. In addition to its learned activities, the Society collected and secured art works and Polish national mementos.
In 1919 the Society initiated the founding of University of Poznań (currently Adam Mickiewicz University).
Presidents
August Cieszkowski
Tytus Działyński
August Cieszkowski (second term)
Karol Libelt
Stanisław Egbert Koźmian,
August Cieszkowski (third term)
Archbishop Edward Likowski
Heliodor Święcicki
Bronisław Dembiński
Zygmunt Lisowski
Zygmunt Wojciechowski, Kazimierz Tymieniecki, Stefan Barbacki, Gerard Labuda, Zdzisław Kaczmarczyk, Zbigniew Zakrzewski.
This brief starts where responsible research should: with the source description of “Poznań Society of Friends of Learning” as polish scientific society. Everything that follows is an evidence route, not borrowed authority.
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The subject matters to the science & nature register because the source frames it as polish scientific society. Its deeper value depends on whether names, dates, institutions and citations support that framing.
The date and method of observation matter as much as the stated conclusion, especially where classification or consensus has changed. The source revision retrieved here is dated May 21, 2026. The linked authority identifier is Q2107174. VIAF identifies the subject as 147758196. The Library of Congress control number is n80099557. 2 of 4 selected statements include explicit references; 1 carry qualifiers and 0 use preferred rank. The first chronological checks are 1857, 1871 and 1919.
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This entry incorporates text from “Poznań Society of Friends of Learning” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.