Dario Antiseri, an Italian philosopher and academic, died on February 12, 2026, at the age of 86.
He held a bachelor’s degree in Philosophy, summa cum laude, from the University of Perugia and spent many years as Full Professor of Methodology of the Social Sciences at LUISS in Rome. He also taught in Siena, Padova and Rome, where he served as Dean of the Faculty of Political Science, and retired from academia in 2010.
Antiseri was a noted scholar of Karl R. Popper and Hans-Georg Gadamer, and with Giovanni Reale he coauthored a three-volume philosophy treatise widely used in Italian schools.
Dario Antiseri (9 January 1940 – 11 February 2026) was an Italian philosopher and academic. He held a bachelor’s degree (summa cum laude) in Philosophy from the University of Perugia and for many years he was Full Professor of Methodology of the Social Sciences at LUISS, in Rome. He taught in Siena, Padova and Rome, where he was also the Dean of the Faculty of Political Science. He retired from academia in 2010. He was an important scholar of Karl R. Popper and Hans-Georg Gadamer, and in many works he tried to show the links between fallibilism and hermeneutics. In 1996, he published a book about Gianni Vattimo’s weak thought. With the Italian philosopher Giovanni Reale, he also authored an important treatise of philosophy in three volumes, which is the most widely used philosophy textbook in Italian schools. Antiseri died on 11 February 2026, at the age of 86.