What is the difference between deliberative processes and a focus group or market research?
A high-quality deliberative process produces considered collective judgment from a representative microcosm of society. These outputs carry the legitimacy that comes from a process that is designed to be free from manipulation and substantive in its deliberation.
Focus groups and market research are designed to capture existing opinions and preferences, usually in service of a specific organizational or political goal or product strategy. They sample for perspectives, participants rarely have access to balanced information or expert input, and they are not given meaningful time to reason through complex tradeoffs. The output is a snapshot of what people think instead of a considered judgment about what they would conclude if properly informed.
That distinction matters when the questions being asked are morally complex, technically uncertain, or consequential enough that the answer needs to hold up to public scrutiny.