an academic teacher for almost 30 years. Works at the Faculty of Physics, University of Warsaw, currently as a Vice-Dean of the Faculty. Involved in research on optical properties of semiconductor nanostructures: quantum wells, quantum dots. Most recently his research interest is focused on 2D materials beyond graphene. An author of more than 100 research publications in international journals. A leader of several research projects both nationally and internationally funded. Stayed more than 5 years in laboratories abroad i.e. in France and Australia. Committed to outreach activities, which communicate the importance of research for society.