“…Furthermore, the use of the focus group methodology was deemed suitable to provide the participants with plenty of possibilities to freely interact and discuss specific themes of judo for older individuals and to agree on the key issues to be included in an educational programme for coaches [ 30 , 32 ]. With participants playing a central role within the group discussion and the researcher/observer proposing, facilitating, and moderating a logical sequence of open-ended questions on specific topics, the focus groups proved to be an effective and sustainable qualitative research methodology [ 9 , 30 , 33 , 34 , 35 , 36 ]. To ensure the relevance and accuracy of the outcomes, the EdJCO project team produced guidelines for the conduction of the focus groups, encompassing the information to be provided to participants before the group discussion, the methodological approach to stimulate balanced participation, the data collection and synthesis, and the translation and back-translation of statements from the national languages of the EdJCO project partners (e.g., Croatian, Italian, Romanian, Slovenian, Spanish, and Türkish) to English ( Supplementary Material S1 ).…”