Rafał Grzelczak was born in 1996 in Leszno, Poland. He has been studying chemistry at the University of Wrocław since 2016. In 2019 he received Bachelor’s degree for the thesis “Determination of proton and carbon chemical shifts. Difficulties and successes of theoretical methods.” carried out under supervision of Andrzej Bil. Currently Rafał works under supervision of BS on the project focused on searching new methods of rotaxanes synthesis.