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2. CASP. (2018). CASP- critical appraisal skills programme. CASP- Critical Appraisal Skills Programme Website. https://casp-uk.net/
3. The Delphi Technique
4. Craissati, J., Joseph, N., & Skett, S. (Eds.). (2015). Working with offenders with personality disorder; A practitioner guide (2nd ed). National Offender Management Service, NHS England.
5. Craissati, J., Joseph, N., & Skett, S. (Eds.). (2020). Practitioner guide: Working with people in the criminal justice system showing personality difficulties (3rd ed). HM Prison & Probation Service, NHS England Publications Gateway Reference 04004. https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/869843/6.5151_HMPPS_Working_with_Offenders_with_Personality_Disorder_v17_WEB.pdf