# Failure of Imagination **Entity class:** Intelligence and institutional concept ## Definition A **failure of imagination** is the inability to convert available indications, prior scenarios, adversary intent, and technical possibility into a sufficiently concrete threat model to drive action. It is not mere ignorance; it is a systems failure in synthesis, prioritization, and operationalization. ## Relevance to this collection The 9/11 Commission used imagination as a central explanatory category for pre-attack failure. It connects [[wiki/Unknown Unknown|Unknown Unknown]], [[wiki/Threat Model Failure|Threat Model Failure]], and [[wiki/Intelligence Failure|Intelligence Failure]]. ## Relationships - **master collection:** [[collections/Terrorism, Counterterrorism, and the Intelligence Environment|Terrorism, Counterterrorism, and the Intelligence Environment]]. - **convergence:** [[wiki/Counterterrorism-Cybersecurity Convergence|Counterterrorism–Cybersecurity Convergence]]. ## Sources / Provenance - [National Commission on Terrorist Attacks Upon the United States, *The 9/11 Commission Report*, July 22, 2004](https://www.9-11commission.gov/report/911Report_Ch11.htm). **As of:** 2026-09-23