1) The document discusses the role of a "consigliere" in market research, which is an advisor who works closely with leadership to ensure plans are foolproof and challenges the boss when needed. 2) It provides examples of work done by the authors as consiglieres for Coca-Cola, where they identified issues with data quality from a new fieldwork provider, uncovered executional problems from speeding up interviewers, and found methodological and executional changes were ignored. 3) The document argues that having external consiglieres to provide oversight is important for clients to have full confidence and transparency in their market research data on which important decisions are based.