Assessment intelligence · Berkeley, CA · 2026

Does your student
understand — or just
sound like they do?

The question that matters for education has never been authorship. It has always been genuine understanding.

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AI hasn't just made cheating easier.
It has broken the signal professors rely on
to know if learning actually happened.

01

The wrong
question

Every existing tool asks who wrote the answer. That is an arms race with no winner. The right question has always been whether anyone understood it.

02

The right
signal

Genuine understanding leaves a distinct trace — the causal connections between ideas, not just the presence of the right words. That trace cannot be faked at scale.

From the field

"I can no longer tell whether my students have actually learned the material."

— Haas MBA Faculty, UC Berkeley, 2025

Interactive demo

Explore Riemannian geometry

Drag to rotate the manifold. Adjust curvature to see how space bends — from the sphere to the Euclidean plane to the hyperboloid.

Drag to rotate · scroll to zoom
K = +1.00 — positive curvature (sphere)
Gaussian curvature K
+1.00
Display

Positive K curves inward like a sphere. Negative K flares outward like a saddle. At K = 0, space is flat. Watch how parallel-transported vectors rotate on curved surfaces but stay fixed on flat ones — the geometric heart of curvature.

Manifold surface M
Geodesic curves
Tangent plane TpM
Parallel transport