Definitions

This page explains some of the key terms used in the report. 

Definition of terms

To help readers understand the people, services, and data involved, making it easier to follow the research and the insights about the revolving door cohort.

Criminal Justice System

The collective term for public bodies, (e.g. police, Crown Prosecution Service, courts, HM Prison Service and Probation Service), that work to uphold the law, act against people who commit crimes and protect the innocent.

Discrimination

Less favourable treatment based on a protected characteristic (age, gender, race, religion, sexual orientation etc).

Education Gaps

Suspension, exclusion.

Homelessness

Homeless or risk of homeless, issues with property.

Linked Data

Sets of data that you can link together, typically using a person's name or identifier.

Mental Health

Diagnosed or undiagnosed mental health and behavioural issues.

Neurodiversity (Undiagnosed or Late Diagnosed)

Diagnosed or undiagnosed neurodivergent conditions (eg Dyslexia, ADHD, Autism).

Pseudonymised Data

Anonymous data (names removed and replaced).

Revolving Door Cohort

Those who have repeat contact with the criminal justice system whose behaviours are largely driven by unmet health and social needs.

Saturation

Data saturation is a term used in research to indicate the point at which sufficient data has been collected to draw necessary conclusions, and further data collection no longer yields new insights or information.

Structured Data

Highly organised and easily decipherable data (e.g. from a drop-down or a number).

Substance Misuse / Problematic Substance Use

Drug or alcohol misuse.

Synthetic Data

Artificial generated data that mimics what real-world data might show.

Trauma

Abuse, safeguarding, exploitation, family dysfunction, neglect.

Unmet Need

Risk factors that did not result in preventing crime.

Unstructured Data

Qualitative, more difficult to process data, but often more descriptive and nuanced (e.g. from case notes).

Useful links

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Who are the revolving door cohort?

Tackling persistent crime by addressing the root causes, not just the symptoms.

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Methodology

The revolving door of crisis and crime is one of the most persistent challenges facing public services.

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Who was involved

A collaborative approach, where lived experience meets cutting-edge data analytics.

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Download the full report

Read more about the research process, key findings, and expert recommendations.

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