His professional expertise includes cataract surgery, presbyopia treatment, clear–lens exchange; neuro-ophthalmology; vitreo-retinal surgery, glaucoma pathogenesis, myopia pathogenesis and treatment, parameterizations in science and history of ophthalmology.

He is active in international scientific societies including Euretina (Co-opted Board member), AAO (International Fellow), ISBCS, ICO (programme coordinator for WCO in 2011-2016), Cogan Society, EVER, ESCRS (curator of ESCRS Archive), representative of Poland at ISRS (International Society of Refractive Surgery) International Council (2015-present), and a member (chair LIV) of the European Academy of Ophthalmology.

He has been active contributor to major ophthalmic conferences worldwide, including AAO, APAO (International Coordinator), WCO (Programme Coordinator), Euretina, ESCRS, EVER, ISOPT. He has been active editor, editor in chief and author of more than 350 peer-reviewed international publications (total IF higher than 700), and reviewer for more than 20 journals.