278 EMPLOYMENT PSYCHOLOGY almost certain to prevent an individual of this kind from getting into the wheels of the organization. And if there is any possible way in which to make use of a chronic misfit, the systematic methods of the vestibule school would be much more likely to find it than the haphazard stabs of the main office. We have discussed the detection and correction of negative qualities. As has been pointed out, the negative qualities are very often merely the reverse side of latent positive qualities. They may be due to the fact that the worker is assigned to work which is not really suitable. The vestibule school offers a splendid opportunity for discovering such misfits and for adjusting them properly. For example, if a pupil is assigned to the work of indexing and card filing, she may show inattention, dullness, and general dissatisfaction. If she is transferred to the work of correspondence filing, these negative qualities may en tirely disappear and the pupil become enthusiastic, deft, and cheerful. The vestibule school, therefore, provides an opportunity for discovering and eliciting the positive moral qualities. Initiative, determination, patience, tact, amia bility, and many other desirable moral traits reveal themselves during this period and immensely facilitate the process of assigning new employees to permanent posi tions. The prolonged and careful observation made possible by the vestibule school also makes it easier to discover those finer differences between personalities which play so large a part in the selection and retention of employees. A great number of workers is required for routine work, work which requires speed, accuracy, and many other good qualities. However, the employment manager and the various department heads are continually on the