Supreme Court case of Cutter v. Florence is considered to be of a security level above that of all other prisons in the United States, at least in the "ideological" ultramax part of it, which features permanent, hour solitary confinement with rare human contacts or opportunity to earn better conditions through good behavior. See the list at the bottom of this post for links to the previous installments. When out of their cells, prisoners remain in the cell block or an exterior cage. Prisoners in minimum security facilities are considered to pose little physical risk to the public and are mainly non-violent " white collar criminals ". California, for example, classifies its facilities from Reception Center through Levels I to V minimum to maximum security to specialized high security units all considered Level V including Security Housing Unit SHU —California's version of supermax —and related units. According to a Supreme Court ruling issued on May 23, , California — which has the highest overcrowding rate of any prison system in the country — must alleviate overcrowding in the state's prisons, reducing the prisoner population by 30, over the next two years. The Missouri Department of Corrections DOC stated that effective June 1, , inmates would be prohibited from using pen pal websites, citing concerns that inmates were using them to solicit money and defraud the public. For example, death row and maximum security inmates are usually under stricter mail guidelines for security reasons. Is it more humane to die by wallops from a Cambodian pickaxe handle than by a bullet from a German Mauser? These include inmates who have committed assaults, murders, or other serious violations in less secure facilities, and inmates known to be or accused of being prison gang members. More new posts will be added below this one. Level five is the most secure, while level one is the least. The history of the Third Reich also proves that with the right formula of economic blowup, misery and humiliation, sparked by charismatic evil, no people are immune to such horror, at no time. The rightful Etruscan landowners are not bearing angry placards in front of the Vatican. There is less supervision over the internal movements of prisoners. Is it more humane to go by a stroke of a blunt machete than by a whiff of Zyklon B?