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Personal Productivity in the Age of AI

Module 3 — Personal Knowledge Architecture

Lesson 13: Context Engineering — Feeding the Right Slice

Last updated: 2026-05-12

Prompting is about what to say. Context engineering is about what the assistant can see while you say it. The two overlap at small scale and diverge at agentic scale, where the discipline becomes one of systems design rather than wording.

Lesson 13: Context Engineering — Feeding the Right Slice

Blackboard

Wording is half; surroundings are the other half

13 min
Pause and Think

When an assistant gives a wrong answer, what is the more common cause: a poorly chosen prompt, or that it did not have access to the right information when answering?

Practice Question

Question

Does not count for certificate
Choose one answer, use the hint if needed, then check your answer.
Use the hint before checking if you need a nudge.