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Aptitude Assessment

4 min read

Aptitude is best judged by watching a candidate do a few short, real tasks of the trade under observation, and not by asking what they think they would be good at. For a dangerous trade, weight how the candidate behaves when they are unsure, when they make an error and when told to stop above how quickly they learn, because a fast learner who ignores a stop rule is the more dangerous apprentice.

Part of Selection & Matching

Testing whether a candidate is suited to a trade before the apprenticeship begins: what to observe, how to record it, and what a trial cannot tell you.

Self-Report Is Unreliable; Observation Is Not

The corpus’s Skill Assessment article makes the basic point: ask any group whether they can cook and almost everyone says yes, and only a task shows the real range. The same applies to aptitude. A candidate’s enthusiasm tells you about interest; it does not tell you whether their hands, patience and judgement fit the trade.

The Competency Testing article lists what a good test is: observable, reproducible, valid and difficult to fake. A trial task meets those tests better than an interview. The corpus’s Apprenticeship article gives examples of aptitude for particular crafts: spatial reasoning for carpentry, patience for weaving, physical strength for smithing. Those are starting points, not tests with scores.

What You Need

  • A short list of trial tasks that stand in for the real trade: something to measure and copy, something repetitive, something with a small hazard.
  • An observer who is not the candidate’s relative, ideally the master plus a second person.
  • A simple form for notes written the same day.
  • A fixed time, so every candidate gets the same chance. The carrier proposes one to two weeks working alongside the master; the Apprenticeship article proposes two to four.

Method: A Trial Week

Step 1: A copying task. Ask the candidate to reproduce a simple object or measurement. Watch accuracy, how they check their work and whether they ask when unsure.

Step 2: A repetitive task. Watch how they cope with sameness. Many trades are mostly repetition, and boredom is the commonest reason to quit.

Step 3: A task with a real but controlled hazard (a sharp tool, a hot item) under direct supervision. Watch the habits: do they keep their hands clear, ask before doing something new, stop when told?

Step 4: Watch the first mistake. Every trial produces one; do not engineer it. Note what the candidate does: report it, hide it or blame someone else. The Apprenticeship Systems article warns that a master who responds to errors with anger teaches the apprentice to hide them, and the same habit shows in the candidate.

Step 5: Ask them to teach it back. A candidate who can explain what they have just done has understood it. This is the teaching test from the carrier’s assessment methods.

Step 6: Write it up within the day. Note what was seen, not what is concluded.

Step 7: Compare with the five factors in Selection & Matching, including interest and need.

What A Trial Cannot Tell You

A trial shows present habits and a short sample of performance. It cannot tell you how someone will perform in the third year, and it can be skewed by nerves, a bad week or a clumsy introduction. A weak trial in a person who badly wants the trade is a reason to talk with them, not an automatic rejection. A strong trial in a person who dislikes the trade is not a reason to assign them to it (Interest-Based vs Need-Based).

Common Mistakes

  • Testing knowledge instead of doing. A candidate who can talk about metallurgy and cannot make a nail is not an aptitude for smithing.
  • Rewarding speed over care. In hazardous trades, the careful candidate is the safer one.
  • One observer only. Individual bias is large.
  • Using the trial to rank people against each other rather than against the demands of the trade.
  • Ignoring how a candidate treats mistakes.

What’s Next