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Interestingly here talks about the difference between how marketing utilize focus group and how design utilize focus group since they focus on different aspects doing user research. Marketing people are looking for some big trend or representation through a small amount of people such as user group, trying to imagine and predict the picture of larger population such as how they will purchase. On the contrast, in design, we do user research to see their actual behavior to design something meet their needs. When I studied in business in my undergrad, focus group is a very common way in marketing to learn more donut consumer, but at that time i did not know design utilize similar method in order to get different insights since it’s a research method in social science. All roads lead to Rome.