Human Insight Structure Theory** Human Insight Structure Theory redefines human insight—not as personality, intuition, or experience, but as astructural capability generated by the five elements of Human Structural Science (HSS):Core, Layer, Vector, Gap, and Information. In this theory, insight is not “reading facial expressions” or “guessing emotions,” butaccurately extracting a person’s structure (Core, Layer, Vector, Gap, Information). Insight is expressed through the structural formula: Insight = Layer Depth × Core Recognition × Vector Mapping − Gap Noise + Information Filtering Key contributions: Layer DepthDeep layers perceive context, meaning, and background; shallow layers judge only on appearance. Core RecognitionThe ability to identify a person's value system, decision axis, and priorities forms the center of insight. Vector MappingUnderstanding whether a person is oriented toward self, others, the future, or the system reveals the logic behind their behavior. Gap InfluenceApproval deficit, inferiority, anxiety, and loneliness distort insight accuracy. Information FilteringHigh-level insight comes from extracting relevant information while discarding noise. This theory explains: Why some people naturally “see through” others Why misunderstandings occur when evaluating people Why structural alignment enables accurate prediction of behavior Why the author’s human insight has exceptional consistency Human Insight Structure Theory provides a reproducible, structural framework applicable toleadership, management, education, family dynamics, psychology, and human–AI interaction.