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Special Housing Units
Special housing units (SHU) are parts of prisons where inmates can be held in solitary confinement away from the general population. Prisoners are placed in SHU for many reasons. They may be moved into SHU as a punishment or as a means to safeguard those who are a danger to themselves or to others. They may also be placed there if they are too vulnerable to remain in the general prison population. SHU is sometimes referred to as “solitary confinement,” “administrative segregation,” “isolation,” or “the hole.” Most inmates in SHU have extremely limited contact with other human beings, and many can expect to serve their entire sentences away from the general population.
SHU can be used to curtail privileges, preserve order and control, safeguard inmates, modify insubordinate behaviors, and hinder escapes. Inmates housed in SHU are confined 23 hours out of the day in a small, dark cell that is usually windowless. One hour per day is allotted for recreation in a caged or concrete area of approximate size. The cells are sparsely furnished with a mattress (no bed frame), sink, and toilet. SHU inmates are under the surveillance of officers at all times, either through windows in their cell doors or through closed-circuit cameras. Research has shown that SHU may lead to psychological deterioration, particularly for those with preexisting mental illness.
History
Solitary confinement was a common form of punishment in the beginning of the 19th century and was a major component of the reformist ideas of the Quakers. Reformers and prison administrators alike commonly believed that inmates in isolation would reflect on their misdeeds, repent for their behavior, and transform themselves into productive human beings. At that time, prisoners served their entire sentences in complete isolation.
Auburn Correctional Facility in New York State was the first facility to change to a “work by day” and “solitary by night” prison. This new model of prison management arose in response to problems inmates suffered in solitary confinements. Some, after living in complete isolation, committed suicide and self-harmed; many others appeared to suffer from mental breakdowns. Occurrences like these were enough to cause many countries to reject solitary confinement as a form of discipline. Between 1854 and 1909, German studies also showed that psychotic disturbances (i.e., delusions, hallucinations, violent behavior, and amnesia) were associated with the mandatory segregation of inmates.
Even though many facilities abandoned complete isolation for all of its prisoners, solitary confinement continued to be used to segregate specific inmates from the rest of the prison population. In the 1980s, Marion, a federal prison for men in Illinois, became the first prison comprised entirely of SHU inmates. This confinement design then served as a model for all other prison systems.
Research
Most studies have found that solitary confinement has profound psychological effects on the incarcerated. Isolation can lead to anger, hostility, aggression, destructive behavior, high levels of anxiety and tension, lack of self-insight, submissiveness, fatigue, limited ability to communicate and concentrate, difficulty thinking or remembering, violent fantasies, emotional and cognitive impairments, hypersensitivity to external stimuli (overly sensitive to smells and noises), suicidal ideations, paranoia, perceptual disorders (hallucinations and delusions), and other forms of mental illness. Many inmates become totally dependent on the prison structure. They do not know how to set limits for themselves, because they are not allowed to make any of their own decisions. Many are no longer able to initiate behavior of any kind. Inmates may also leave SHU more violent then when they entered. Others may leave more passive but unable to initiate behavior or communicate effectively with others. Solitary confinement has also been found to create abnormal effects on the brain (limited cognitive functioning), the nervous system (increased sensitivity to stimuli), and the endocrine gland response system (an increased biochemical response producing adrenaline, which can cause aggressiveness or anxiety). Similarly, inmates held in SHU are generally more distrustful, selfcentered, manipulative, and socially immature than those who are not placed under these conditions.
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