-6 Table of contents Executive Summary.............................................................................. 8 1. Introduction...................................................................................... 12 2. Background...................................................................................... 18 2.1 Solitary confinement: definition and purposes................................ 18 2.1.1. Solitary confinement as a disciplinary punishment and banalization of the measure............................................. 19 2.1.2. Court-imposed solitary confinement....................................... 19 2.1.3. Solitary confinement as an administrative tool........................ 19 2.1.4. Solitary confinement as a protective measure.......................... 20 2.1.5. Voluntary solitary confinement.............................................. 20 2.2. Main critical issues...................................................................... 21 2.2.1. Duration................................................................................ 21 2.2.2. Material conditions................................................................ 22 2.2.3. Effects on mental health......................................................... 22 2.2.4. Meaningful social contacts .................................................... 24 2.2.5. Effectiveness of procedural safeguards.................................... 25 2.2.6. Role of medical staff.............................................................. 25 2.3. Solitary confinement as a cultural issue......................................... 26 2.3.1. Lack of a common legal ground in the prison staff............................................................................ 26 2.3.2. Solitary confinement and organisation of prison administration ....................................................... 27 3.Standards.............................................................................................. 28 3.1. Definition of solitary confinement................................................ 28 3.2. When does solitary confinement amount to inhuman and degrading treatment or torture?............................ 29 3.3. Duration of solitary confinement.................................................. 32

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