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To the Editor:
—In the editorial comment (The Journal, September 8, p. 835) in which is suggested the devising of standards for drivers of motor vehicles, there occurs a suggestion that seems to me might well be amplified by those who are specializing on psychologic tests. The various works on this subject and particularly the articles in the Journal of Personnel Research show that while progress in reliable mental tests is slow, it is, nevertheless, continuous and practically useful in industry. Not only have special tests been devised which show the fitness of persons for particular occupations, but these tests are also being used in practice in the employment departments of a number of the most progressive employers of labor.The use of special psychologic tests in a few of the most modernized of our civil service departments indicates, as does your comment, the feasibility of extending the same principle
Ewing WC. MENTAL TESTS FOR MOTORISTS. JAMA. 1923;81(12):1041. doi:10.1001/jama.1923.02650120073028