[[Gather]]の公式ヘルプに、心理学の論文を参照しながら、4-5人でのディスカッションがベストであると書かれている。 > Group discussions in real life are typically best with 4 or 5 participants, according to the research [Map Design Best Practices](https://support.gather.town/help/map-design-best-practices) [Group Discussion as Interactive Dialogue or as Serial Monologue: The Influence of Group Size - Nicolas Fay, Simon Garrod, Jean Carletta, 2000](https://journals.sagepub.com/doi/pdf/10.1111/1467-9280.00292) Nicolas Fay, Simon Garrod, Jean Carletta, Group Discussion as Interactive Dialogue or as Serial Monologue: The Influence of Group Size, Psychological science, 2000.