No one admits more readily than a good psychologist that psychology is not an exact science. Whereas in a few departments its methods may approach mathematical precision, in others, like research on character and personality, the procedures are just reaching the point where results of any clarity at all are possible. Yet into this hazy realm psychologists feel justified in pushing, and in reporting therefrom their findings, so long as, like good scientists, they warn the reader of factors that may obfuscate the conclusions. With no less than nine such warnings, Dr. Lewis...
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