I am very pleased to announce that our colleague prof. dr hab. Wiesław Leoński was elected to the Board of the Optics Section of the Polish Physical Society for 2018-2021. The aim of the Section is to develop mutual contacts, expand cooperation with members of other optical, optoelectronic and photonic organizations and enterprises operating on the Polish and European market, as well as to represent the Polish optical community in Poland and abroad. The Optics Section PPS is affiliated Society with the European Optical Society.