Not specific to detective books, but nearly identical concepts: The Thinkers Toolkit - this has some good techniques for breaking down problems and how to stru

Not specific to detective books, but nearly identical concepts: The Thinkers Toolkit - this has some good techniques for breaking down problems and how to structure your questions. Structured Analytic Techniques for Intelligence Analysis - This is I guess more of a textbook for teaching people how to structure analysis and provide some insights in how to approach and analyze different problems.