- Mini-courses in Mathematical Analysis 2023, June 19-23, 2023, Padova, Italy,
talk: Compactness in Lipschitz spaces and around.
- Wandering Seminar: A conference on Ergodic Theory and Dynamical Systems, February 27 - March 1, 2020, Gdańsk, Poland.
- Banach Spaces and Operator Theory with Applications, July 3-7, 2017, Poznań, Poland,
talk: On continuity and compactness of some nonlinear operators in BV-spaces.
- VII Symposium on Nonlinear Analysis, 14-18 września 2015, Toruń,
lecture: Nonlinear superposition operators in BV-spaces.
- International Conference on Nonlinear Operators, Differential Equations and Applications, July 14-17, 2015, Cluj-Napoca, Romania,
talk: On integrate-and-fire models with almost periodic forcing term.
- Między teorią a zastosowaniami - matematyka w działaniu, Będlewo, 25-30 maja 2015
talk: Prawieokresowość w modelach typu integrate-and-fire.
- Joint Meeting of the German Mathematical Society (DMV) and the Polish Mathematical Society (PTM), September 17–20, 2014, Poznań, Poland.
- Między teorią a zastosowaniami - matematyka w działaniu, Będlewo, 25-30 sierpnia 2014,
talk: Pewne zastosowania fizyczne funkcji o ograniczonej wariacji.
- The 10th AIMS Conference on Dynamical Systems, Differential Equations and Applications, July 7-11, 2014, Madrid, Spain,
talk: On certain classes of (not necessarily bounded) almost periodic functions with applications.
- 5th Conference on Non-integer Order Calculus and its Applications, July 4–5, 2013, Kraków, Poland.
- Symposium in Real Analysis XXXVII, June 3-6, 2013, Sao Carlos, Brazil,
talk: On a generalization of the classical concept of bounded variation with applications.
- The 10th International Conference on Fixed Point Theory and its Applications, July 9-15, 2012, Cluj-Napoca, Romania,
talk: On Leggett-Williams type theorems for nonlinear operators defined in cones with applications to nonlinear equations.
- 6th European Congress of Mathematics, July 6-7, 2012, Kraków, Poland.
- Functional Analysis: Applications to Complex Analysis and Partial Differential Equations, May 6-12, 2012, Będlowo, Poland,
talk: On the existence of positive eigenvalues of some nonlinear operators with applications.
- VI Sympozjum Analizy Nieliniowej, 7-9 września 2011, Toruń,
talk: Nieliniowe równania całkowe w przestrzeniach funkcji o ograniczonej wariacji. Metoda odwzorowań wyższego rzędu (joint with Dariusz Bugajewski).
- International Conference on Nonlinear Operators, Differential Equations and Applications, July 5-8, 2011, Cluj-Napoca, Romania,
talk: On Lovelady type fixed point theorem and mappings of higher order with applications to nonlinear equations.
- The Józef Marcinkiewicz Centenary Conference JM100, June 28 - July 2, 2010, Poznań, Poland,
talk: On the mappings of higher order (joint with Dariusz Bugajewski).
- 8th AIMS International Conference on Dynamical Systems, Differential Equations and Applications, May 25-28, 2010, Dresden, Germany,
talk: On mappings of higher order and their applications to non-linear differential and integral equations.
- Conformal Structures and Dynamics Summer School: Analysis on Metric Spaces and Quasiconformal Structures, September 14-19, 2009, IM PAN.
- Function Spaces IX, 6-10 lipca 2009, Kraków,
talk: On the topological structure of solutions sets to certain fractional differential equations (joint with Daria Bugajewska).
- Zimowa Szkoła "Metody Topologiczne w Analizie Nieliniowej", 9-13 lutego 2009, Toruń, UMK.
- The 6th International Conference On Differential Equations and Dynamical Systems, May 22-26, 2008, Baltimore, USA,
talk: On new fixed point theorems in topological spaces (joint with Dariusz Bugajewski).
- Sesja naukowa "Trendy matematyki. Medale Fieldsa 2006" organizowana przez Polskie Towarzystwo Matematyczne oraz Centrum im.
Stefana Banacha IM PAN, 16-17 grudnia 2007, Będlewo.
- I Studenckie Sympozjum Naukowe Elektrodynamika, Politechnika Opolska, 11-12 maja 2007, Opole,
talk: O równaniach różniczkowych zwyczajnych w przestrzeniach Banacha.