How to use AI in writing assessment without losing teacher judgement

As more schools and multi-academy trusts explore how AI can support writing assessment, one question remains central: how can technology be used effectively without weakening teacher judgement?

That is the challenge at the heart of Pobble’s work with Air, Olex and Stylus. Together, the partnerships bring AI-supported assessment tools alongside Pobble’s human-led moderation expertise, helping schools and trusts use technology well while keeping professional dialogue, shared understanding and teacher ownership of final judgements at the centre.

Pobble’s role is different, but highly complementary.

As more schools use AI-supported tools to organise evidence, identify patterns and provide insight into students’ writing, Pobble helps teachers and leaders interpret, discuss and strengthen assessment judgements through expert moderation, external validation and professional dialogue.

Laura Bailey, Head of Moderation and Assessment at Pobble, said:

“AI-supported assessment tools can offer real value to schools. They can help make aspects of assessment more efficient, more manageable and more insightful. But in writing assessment, the final judgement must always remain with the teacher. That is especially important because writing depends on far more than what can be seen on the page. It depends on context, independence, the evidence gathered over time and the teacher’s understanding of how securely skills are being applied.”

This is where Pobble’s moderation expertise adds value. Through human-led moderation and structured professional discussion, Pobble helps teachers and leaders explain, evidence and confidently own the final assessment judgements being made, while also creating space to recognise and celebrate what pupils can do.

This is particularly valuable for MATs, where leaders are often trying to build greater consistency across multiple schools, teams and local contexts.

While AI can help schools work at greater scale and identify useful patterns, consistency in writing assessment still depends on how confidently teachers can discuss evidence, interpret standards, celebrate secure independent application and articulate the reasoning behind their decisions.

Laura added that effective moderation should not feel like a compliance exercise, but like a rigorous professional conversation where teachers can reflect openly on evidence, strengthen shared understanding and celebrate what pupils can do.

“Writing assessment is not simply a case of reading the final piece and deciding whether it meets a standard. Teachers are drawing on professional knowledge of how independently the writing was produced, what support may have been given, whether skills are secure over time and how evidence should be weighed. 

That is why professional moderation still matters so much. It helps teachers and leaders explore those decisions collaboratively, strengthen shared understanding and build greater confidence in the judgements being made.”

Pobble’s moderation services include external validation sessions, writing assessment strategy calls for trust leaders and statutory assessment support. The organisation works with schools, school groups and MATs to strengthen confidence, consistency and alignment across writing assessment, while making moderation feel professionally useful rather than compliance-led.

Pobble believes the partnerships reflect a practical and realistic model for schools.

AI-supported assessment tools can support the process. Pobble supports the professional judgement around it.

Together, this approach is designed to help schools and trusts use technology effectively while ensuring teacher expertise remains central and assessment decisions are secure, evidence-led and confidently owned.

Laura said:

“We should be celebrating thoughtful use of AI in assessment. Technology can support teachers brilliantly. But schools also need opportunities for rich professional dialogue, expert moderation and shared understanding of standards. That is what helps teachers and leaders turn assessment information into confident, well-evidenced professional judgement, while also recognising and celebrating what pupils can do securely and independently.”

The wider aim of the partnerships is to support effective practice in schools and contribute to a clearer sector conversation around AI-supported assessment, moderation and teacher judgement.

For schools and MATs, that means access to tools that can make assessment more efficient and scalable, alongside the human-led expertise that helps teachers and leaders discuss, test and strengthen final judgements with confidence.

Schools and MATs can find out more about Pobble’s moderation services, external validation and statutory assessment support at pobble.com/moderation-services.

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