Ren Blog
Research, product updates, and thinking from the Ren team.
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An AI That Scores Perfectly Can Still Be Useless
Evaluating whether an AI gives good essay feedback is harder than checking if it got a mark right. Here's the methodology we rebuilt - and why it matters for trust.
2026-02-16 • Research
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Built by People Who Use It
We run a digital academy on our own product. Here's why dogfooding is the fastest way to build something that actually works.
2026-02-09 • Product
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Why AI Marking Still Needs Human Oversight
AI grading tools are powerful, but without human-in-the-loop design they risk amplifying bias and missing nuance.
2026-02-05 • Research
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Building Better Feedback Loops in Education
How structured feedback tagging turns individual comments into actionable data for teachers and schools.
2026-01-20 • Product
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Our Benchmark Results: How Ren Compares to Human Markers
We tested Ren against experienced teachers on real submissions. Here's what we found.
2026-01-08 • Research