The UK Ministry of Justice’s latest evidence synthesis (Cordle & Gale, 2025) on reducing reoffending brings together a large, useful body of research which points to where the strongest evidence resides.
We encourage you to read the 2025 report in full, but for those working day-to-day in prisons, forensic services, or community settings who want a sense of what the report outlines, this summary focuses on what the evidence says in practical terms.
The Relationship between Instability and Reoffending
One of the clearest messages running through the report is that reoffending is strongly linked to a set of very concrete, everyday problems including:
- Housing instability
- Unreliable income or work
- Debt and/or financial stress
- Weak, damaged, or unstable relationships
- Ongoing substance misuse
In practice, we often invert this. We put structured programmes at the center and treat housing or employment as something to ‘sort out’ afterwards or at best, alongside. The evidence suggests we prioritize the other way round. If someone leaving custody does not have the basic supports in place, it doesn’t matter how well they performed in a programme. The conditions they’re returning to will shape what happens next.
What Works?
The report is very clear: no single intervention consistently reduces reoffending across all groups. This can sometimes be interpreted as “nothing works.” However, the evidence shows that some things work more reliably than others, and outcomes depend heavily on how interventions are combined and delivered.
For practitioners planning services, it helps to think less in terms of individual interventions and more in terms of building the right conditions around people. Below, we will outline where the evidence is the strongest and, perhaps more importantly, how to use it.
- Stable Accommodation Makes a Measurable Difference
If you had to prioritise one area based on consistency of evidence, housing would be near the top. People with stable accommodation are less likely to reoffend. That’s been shown across multiple studies and settings.
The reasons are straightforward. Stable accommodation:
- Reduces exposure to chaotic or criminogenic environments
- Creates routine and predictability
- Allows for maintenance of easy contact with services
In practice, this means housing shouldn’t be treated as a resettlement detail to sort out at the point of release. It’s a core intervention.
When systems prioritise securing accommodation early and maintaining it, the rest of the work has something to build on. Where they don’t, other efforts are often undermined.
- Employment Helps, But Quality Matters
Employment also shows consistent positive effects, but with an important caveat: not all employment is equal. Short-term, unstable, or low-quality work doesn’t have the same impact as sustained, meaningful employment.
When it works, it works through several pathways:
- Providing income and reduces financial pressure
- Structuring time
- Helping people start to see themselves differently – as workers and community members and providers, not as offenders
For practitioners, this points to a shift in focus. It’s not just about getting someone into any job. It’s about supporting them into something they can realistically keep and develop.
- Combining Support is More Effective Than Doing One Thing Well
One of the most consistent findings in the report is that individual resources and interventions are less effective than combined ones. Housing on its own helps. Employment on its own helps. Substance misuse treatment helps. But when these are brought together, the impact is stronger. That reflects what we see in practice. People’s lives aren’t organised into neat categories. Housing problems affect employment. Financial stress affects decision-making. Substance use interacts with all of it.
When services operate in silos, people fall through the gaps between them.
For practitioners, this defines how referrals should be made, information shared and services organized.
- Restorative Justice Can Be Useful in the Right Context
Restorative justice shows some positive effects in reducing reoffending, alongside clear benefits for victims. It’s not universally effective, and it depends heavily on how it’s delivered and who is involved. When done well, it can support accountability and perspective-taking in a way that more formal processes sometimes don’t. And again, it works best as part of a broader approach rather than as a standalone intervention.
- Substance Use Treatment Matters, But Only If Sustained
Substance misuse is one of the most common drivers of reoffending. Treatment can reduce risk, but short or fragmented interventions are less effective. The evidence suggests better outcomes when treatment is:
- Continuous rather than episodic or reactive (e.g., after relapse)
- Linked with other supports (housing, employment, relationships)
Again, treatment in isolation has limited reach.
- Education Helps When It Leads Somewhere
Education and skills programmes are beneficial but the important piece tends to be whether they are connected to real opportunities. Training that leads directly to employment or improves employability is more effective than education delivered without a clear pathway. This is an area where services can drift into offering activity and connections rather than offering interventions for impact.
- Financial Stability is Essential
Finally, the report highlights growing evidence around financial stress as a driver of reoffending: debt, lack of access to benefits, unstable income, etc. This is often under-emphasised in practice. Yet for many individuals, financial pressure is a direct trigger for offending behavior, particularly for minor charges and petty crime. Helping someone access benefits, manage debt, or stabilise their finances is preventative and integral.
What is Counteracting Effectiveness?
The report reflects what desistance research has been saying for years: people don’t stop offending in a single step. Change is gradual. It involves:
- Shifts in identity
- Building relationships
- Accumulating stability over time
There will often be setbacks. If systems treat those setbacks as total failure, they risk undermining longer-term progress. This has implications for how success is measured and how practitioners respond when things go wrong.
Some larger system approaches are also damaging to the rehabilitative process. For example, the evidence on short custodial sentences is difficult to ignore. People given short prison sentences (under 12 months) are more likely to reoffend than similar individuals given community sentences. The reasons are well understood:
- Housing and employment are disrupted
- There is little time for meaningful intervention
- People are exposed to more entrenched offending environments
For practitioners, this reinforces a point that often sits uneasily with policy: short-term custody frequently makes things worse, not better.
Systems matter as much as interventions. One of the quieter but important points in the report is that how services are organised affects outcomes just as much as what services are offered. You can have the right interventions on paper, but if agencies don’t coordinate, information isn’t shared, or support breaks down at transition points, then effectiveness reduces quickly. For those in leadership or service design roles, this is where much of the real work sits.
Practical Implications & Final Point
If you step back from the detail, the evidence points to a few clear priorities:
- Start with stability: housing, income, and basic needs are foundational
- Focus on sustainable employment, not just initial placements
- Work across domains, not in isolation
- Support people over time, recognising that change is uneven and imperfect
- Tailor and integrate interventions, rather than relying on standard allocation and administration
- Pay attention to system design, not just programme content
To conclude, there is no simple solution to reoffending, and the report doesn’t pretend there is. Reducing reoffending is less about finding the right programme and more about creating the right conditions: stable housing, meaningful work, manageable finances, and coordinated support. Most practitioners already know this from experience. The challenge is building the systems that deliver it consistently.
Dr Emma Regan, IACFP President, Irish Prison Service
Tia Tourville, IACFP Interim Executive Coordinator, University of Texas at El Paso
Cordle, R., & Gale, E. (2025). Reducing reoffending: A synthesis of evidence on effectiveness of interventions. Ministry of Justice. https://assets.publishing.service.gov.uk/media/680101e3da5bb2fc4a681fcb/Final_PDF_Reducing_Reoffending_-_Evidence_Synthesis.pdf
