JUMPING FRENCHMEN OF MAINE SYNDROME

It is characterized by an extreme startle response which involves yelling, imitative speech and behaviour, involuntary jumping, flinging of the arms and command obedience....

JET LAG

a maladjustment of circadian rhythms, which requires several days for adjusting rest, work, eating, body temperature and adrenocortical secretion cycles to local time.

JEALOUSY

a negative emotion of an individual's resentment towards a third party likely to steal away a loved one's affections. Romantic relationships are the prototypic...

JUVENILE JUSTICE SYSTEM

The courts and other government entities involved in the adjudication of cases involving minors.

JOHN HENRY EFFECT

an effect in which competitiveness between a control group and an experiment group to rivalry efforts that disturb the experiment.

JACKSON'S LAW

the principle stating that when mental deterioration results from brain disease, the higher and recently developed functions are lost first.

JENKINS ACTIVITY SURVEY (JAS)

a self-administered survey with multiple-choice questions, which duplicates the clinical test for a behaviour patterns. It measures characteristics of this behaviour pattern such as...

JOB ENRICHMENT

employees' interest enhancement in work tasks by improving the "quality of life" on the job, see quality of work life.

JOINT PROBABILITY

the probability for two events occurring simultaneously.

JANET, PIERRE MARIE FELIX (1859-1947)

Janet, one of the first systematic students of neurosis, was bom and raised in Paris, and studied at the University of Paris. There he...

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