Maximum security prison inmates who learned the Transcendental Meditation Programme showed decreased insomnia and better quality of sleep in comparison to controls.Ref.Criminal Justice and Behavior 5: 3–20, 1978

A doctoral dissertation at Harvard University found that inmates in a maximum security prison who learned the Transcendental Meditation Programme showed significantly decreased return to prison after at least 36 months, in comparison to random samples of participants of four other prison rehabilitation programmes, controlling for time of release from prison.Ref.Journal of Offender Rehabilitation 36: 161–180, 2003

Parolees of the California Department of Corrections who learned the Transcendental Meditation Programme while in prison showed significantly fewer new prison terms in comparison to matched controls, at one year after release and overall from six months to six years after release. In contrast, prison education, vocational training, and counseling programmes had no consistent effect.Ref.Journal of Criminal Justice 15: 211–230, 1987

Parolees of the California Department of Corrections who learned the Transcendental Meditation Programme while in prison showed significantly decreased recidivism, combining all parole outcomes over a five-year period after release, in comparison to matched controls.Ref.Journal of Criminal Justice 15: 211–230, 1987

Maximum security prison inmates who learned the Transcendental Meditation Programme reported increased experiences of higher states of consciousness in comparison to controls.Ref.Journal of Offender Rehabilitation 36: 127–160, 2003

Maximum security prison inmates who learned the Transcendental Meditation Programme were found to have decreased suspicion in comparison to controls.Ref.Criminal Justice and Behavior 5: 3–20, 1978

Maximum security prison inmates who learned the Transcendental Meditation Programme were found to have decreased resentment in comparison to controls.Ref.Criminal Justice and Behavior 5: 3–20, 1978

Young people referred to juvenile court for a legal offense showed a significant increase in self-regard after learning the Transcendental Meditation Programme.Ref.Dissertation Abstracts International 34(8): 4732A, 1974

Maximum security prison inmates who learned the Transcendental Meditation Programme displayed increased self-development (ego development) in comparison to controls.Ref.Journal of Offender Rehabilitation 36: 127–160, 2003

Maximum security prison inmates who learned the Transcendental Meditation Programme were found to have a decreased tendency to assault in comparison to controls.Ref.Criminal Justice and Behavior 5: 3–20, 1978

Inmates in a maximum security prison (for serious criminals) that were taught the Transcendental Meditation technique, showed a significant decrease in verbal hostility, as compared to the control group.Ref.Criminal Justice and Behavior 5: 3–20, 1978

Maximum security prison inmates who learned the Transcendental Meditation Programme were found to have decreased aggression in comparison to controls.Ref.Journal of Offender Rehabilitation 36: 127–160, 2003

Young people referred to juvenile court for a legal offense showed a significant improvement in social behaviour, as assessed by parents, after learning the Transcendental Meditation Programme.Ref.Dissertation Abstracts International 34(8): 4732A, 1974

Maximum security prison inmates who learned the Transcendental Meditation Programme showed decreased neuroticism in comparison to controls.Ref.Criminal Justice and Behavior 5: 3–20, 1978

Maximum security prison inmates who learned the Transcendental Meditation Programme were found to have decreased negativism in comparison to controls.Ref.Criminal Justice and Behavior 5: 3–20, 1978

Maximum security prison inmates who learned the Transcendental Meditation Programme showed a decreased level of trait (general) anxiety in comparison to controls.Ref.Criminal Justice and Behavior 5: 3–20, 1978

Young people referred to juvenile court for a legal offense showed a significant decrease in anxiety level after learning the Transcendental Meditation Programme.Ref.Dissertation Abstracts International 34(8): 4732A, 1974