Kent's Imperative, 22 Jan 08: The Perils of Arbitrary and False Precision
We find quite unhelpful the recent academic obsessions over estimative language – largely an exercise in the introduction of a numerical system which offers a degree of apparently comforting but entirely arbitrary, and therefore utterly false, precision. It seems however that we are in one of those cycles which seem to come along in the intelligence community every few decades or so, in which the numerologists and other soothsayers attempt to reshape the profession into their own desires for a more “scientific” practice.

Let us be clear. There are times when quantitative analytic methodology is vital – but there are far more situations in which it is misapplied, misunderstood, and entirely out of place. The latter comprise the vast majority of scenarios in which analytic tradecraft is called upon – not the least of which may be attributed to the highly unbounded and indeterminate nature of the problems with which we must grapple. And any time in which a quantitative basis has not been established, the insertion of numerical percentages for predictive purposes is little more than a farcical exercise in arbitrary selection......