The revelation that crime and mental deficiency are often interrelated, or that business failures are not always due to economic fluctuations, has brought to the medical profession a subject for serious consideration.
Officials of corporations are more than ever demanding efficiency and are keenly alive to the shortcomings of their employees. The public is manifesting a greater care in the selection of its adopted children, and there is a tendency among criminal jurists to treat offenders in the light of what they are rather than what they have done.
This widespread interest in mental defect on the part of the public has had its influence on medical science in the early recognition of these deficiencies. Valuable contributions on the various aspects of the subject are being made from time to time by able workers. Mental deficiency is considered no longer an entity, but is dependent on a great variety of