After being assigned in the group and deciding over the topics, the PhD students were encouraged to initiate the work of defining the research topic, problem statement, project goals and research methodology. The first virtual run, which took place from February to March, 2019, mainly focused on the starting with the literature analysis, methodology development, etc. At the same time, the preparatory work for the real phase began, in particular the booking of accommodation, visa issue, travel health insurance and other organisational issues.