It looks like you're referencing a review or search term for — a well-known book on bridge (card game) strategy, specifically on declarer play and advanced techniques like counting, inference, and psychology.
Simply Simon Aronson (by Simon Aronson) is widely regarded as an excellent intermediate-to-advanced bridge book. It focuses on and "second-guessing" defenders rather than memorizing conventions. Simply Simon Aronson Pdf 13