•
August Cieszkowski (1814–94), Polish philosopher, social and political activist, co-founder of the
Polish League (Liga Polska), co-founder and president of the
PTPN •
Stefan Cybichowski (1881-1940), Polish architect and social activist •
Tytus Działyński (1796–1861), Polish political activist, protector of arts •
Kazimierz Jarochowski (1828–88), Polish historian, publicist of the
Dziennik Poznański (Poznań Daily), co-founder of
PTPN •
Karol Libelt (1807–75), Polish philosopher, political and social activist, president of
PTPN •
Teofil Matecki (1810–86), Polish physician, social activist, member of PTPN, founder of the Adam Mickiewicz monument of Poznań •
Leon Wegner (1824–73), Polish economist and historian, co-founder of
PTPN == Periodicals ==