Hamilton Gregory, McNamara’s Folly: The Use of Low-IQ Troops in the Vietnam War, Infinity Publishing, 2015, 251 pages, $16.95 (paperback), $7.95 (Kindle)
Smart people are more capable than dullards. People with high intelligence excel across the whole range of non-rudimentary tasks, including organized violence — which is why the United States armed services have used intelligence testing for over a century to screen recruits and select candidates for special training.
Hamilton Gregory, a former Army officer, experienced first-hand a misguided Pentagon effort to relax mental standards for draftees. As he ably recounts in McNamara’s Folly, this Vietnam-era experiment, called “Project 100,000,” only confirmed that low native intelligence cannot be overcome by false hopes and good intentions.1 In today’s racially-charged environment, IQ denial leads to endless deception and conflict; in Vietnam, it got people killed. ...
https://www.amren.com/news/2020/11/iq-denial-goes-to-war/