The way a group, jurisdiction, or nation votes, and makes decisions binding on their members and citizens, is fundamental and deceptively prosaic. Why do some groups (e.g., faculties, Congress, caucuses, HOAs) take public votes in most contexts, accompanied by debate, sometimes heated? Why do others (e.g., electorates, labor unions) take private votes (often by ballot cast in a secure setting where “heated debate” is not allowed) in most contexts? ...