MSc Oliwia Metryka is a PhD student at the Doctoral School at the University of Silesia, Poland. She studied Biotechnology at the Institute of Biology, Biotechnology and Environmental Protection, University of Silesia, Poland, and graduated with an MSc in 2019. During her master's thesis, she studied the effect of copper nanocomposites on oxide matrices on selected bacterial strains. These studies inspired her to undertake further multifaceted research as part of her PhD. She has published five articles in highly regarded journals, and she had the opportunity to present the published results at many prestigious international conferences.