The symposium is a commemoration of Kazimierz Twardowski’s birth by holding an international rank philosophical event. Requirement on the subject of speeches: a direct connection with the philosophy of the founder of the Lviv School of Philosophy. Venue of symposia: Lviv and Warsaw. The first symposium was held in Lviv in 2016 on the occasion of the 150th jubilee of Kazimierz Twardowski. The head of the organizing committee of the event was Dr. Stepan Ivanyk, and since 2018 the organizing committee of the Symposium is headed by Professor Anna Brożek. Most of the participants are traditionally academics from Poland and other countries of the European Union.