F.W. Winterbotham The Ultra Secret

Code and Cypher School (GC&CS)

Bletchley Park

John Keegan 
Intelligence in War: Knowledge of the Enemy from Napoleon to Al-Qaeda

Biuro Szyfrow

Permutation Theory

Marian Rajewski

bomba - bombe

Henryk Zygalski (Zygalski sheets)

intelligence failure models

military surprise

political surprise

economic and scientific-technological surprise

Pollyanna syndrome

Cassandra syndrome

hypothesis surrender reluctance

policy maker proximity

policy maker distance

Mirror imaging

bureaucratic channel filtering

self-censorship

group thinking

boss thinking

rational actor hypothesis

parochialism of bigness

bias

hypercredulity

hypersceptisism

self-conditioning

ignorance

conservatism

lessons of history

deception

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Permutation Theory and ULTRA
by Marian Rajewski

http://www.impan.gov.pl/Great/Rejewski/article.html