Hélène Grenier
Hélène Grenier was a Canadian librarian born in 1900 who died in 1992.
Kazimierz Czachowski
Kazimierz Czachowski or Kazimierz Stanisław Czachowski
( Łyszkowice near Łowicz, November 28, 1890 – August 17, 1948, Kraków) was a Polish literary critic and historian, active predominantly in the Second Polish Republic.
He was awarded the Golden Laurel of the Polish Academy of Literature in 1937 for his monographs about world- renowned authors such as Henryk Sienkiewicz, Marcel Proust, Thomas Mann, John Galsworthy and others.
He translated into Polish" The Picture of Dorian Gray" by Oscar Wilde( 1928).
He wrote under several different pen names including" DionizyAdam Korabski" and" Ludowiec", and specialized in the literature of Polish" positivism" and" modernism".
Soon before his death in 1948 he got entangled in the workings of pro-communist Polish Writers' Union created in 1944 behind the Soviet front line, and served as its president in 1946 – 1947.
He died in Kraków a year later.
Tadeusz Kotarbiński
Tadeusz Kotarbiński( 31 March 1886 – 3 October 1981) was a Polish philosopher, logician and ethicist.
A pupil of Kazimierz Twardowski, he was one of the most representative figures of the Lwów – Warsaw School, and a member of the Polish Academy of Learning( PAU) as well as the Polish Academy of Sciences( PAN).
He developed philosophical theory called" reism" and an ethical system called independent ethics.
Kotarbiński also contributed significantly to the development of praxeology.
Henryk Greniewski and Kazimierz Pasenkiewicz were doctoral students under Kotarbiński.
David Scotus
David Scotus was a Gaelic chronicler who died in 1139.
Maria Kokoszyńska-Lutmanowa
Maria Kokoszyńska-Lutmanowa (6 December 1905 – 30 June 1981) was "a significant logician, philosopher of language and epistemologist", and "one of the most outstanding female representatives" of the second generation of the Lwów–Warsaw school.
She is "mostly known as the author of the important argumentation against neopositivism of the Vienna Circle as well as one of the main critics of relativistic theories of truth".
She was also noted for popularising Tarski's works on semantics.
She studied under Kazimierz Twardowski and worked with Kazimierz Ajdukiewicz, and later held the chair of logic at the University of Wrocław.
Kazimierz Twardowski
Kazimierz Jerzy Skrzypna-Twardowski (20 October 1866 – 11 February 1938) was a Polish philosopher, logician, and rector of the Lwów University.
Franz Brentano
Franz Clemens Honoratus Hermann Brentano( 16 January 1838 – 17 March 1917) was an influential German philosopher, psychologist, and priest whose work strongly influenced not only students Edmund Husserl, Sigmund Freud, Tomá š Masaryk, Rudolf Steiner, Alexius Meinong, Carl Stumpf, Anton Marty, Kazimierz Twardowski, and Christian von Ehrenfels, but many others whose work would follow and make use of his original ideas and concepts.
Ștefan Petică
Ștefan Petică( January 20, 1877 – October 17, 1904) was a Romanian Symbolist poet, prose writer, playwright, journalist and socialist activist.
Born in the countryside of Tecuci, he early displayed a voracious appetite for literature and philosophy.
After high school, he made his way to the national capital Bucharest, where university studies soon gave way to low- paid newspaper work.
Petică published one volume of poetry before his premature death, and left his mark as one of the first exponents of the domestic Symbolist movement.
Tadeusz Czeżowski
Tadeusz Czeżowski( July 26, 1889 – March 28, 1981) was a Polish philosopher and logician.
Czeżowski, born in Vienna, Austria- Hungary, became a student of Kazimierz Twardowski and member of the Lwów- Warsaw School of Logic.
From 1923 to 1939 he was a professor at Stefan Batory University in Vilnius, Lithuania, and from 1945 to 1960 a professor at Nicolaus Copernicus University in Toruń, Poland.
In 1948 he became editor of the magazine" Ruch Filozoficzny".
He died in Toruń in 1981.
He was named a member of the Righteous Among the Nations in 1963.
Kazimierz Smoleń
Kazimierz Smoleń, or" Kazimierz Smolen"( 19 April 1920 – 27 January 2012), was a Polish political prisoner of the Nazi World War II KZ Auschwitz( Auschwitz concentration camp), and later a long- term director of Auschwitz- Birkenau State Museum.

Question: Who died first, Kazimierz Twardowski or Ștefan Petică?
Answer: Ștefan Petică