How humor influences our perceptions of people from other cultures: its universal power of reducing distance and increasing trust; but also how, in some case, humor can underline differences. Piotr Pluta is a psychologist seriously interested in humor, precisely: the scientific study of its effects on us and our interactions with others. In his talk, Piotr will explore how humor influences our perceptions of people from other cultures: its universal power of reducing distance and increasing trust; but also how, in some case, humor can underline differences. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted.com/tedx