Ren Blog

Research, product updates, and thinking from the Ren team.

• 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

• 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

• 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

• Building Better Feedback Loops in Education

  How structured feedback tagging turns individual comments into actionable data for teachers and schools.

  2026-01-20 • Product

• 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