Troiana Prompt Library · ChatGPT · Product

Define product personas

Build personas grounded in research that actually change design decisions.

What this prompt helps you do

Personas with goals, contexts, behaviours, constraints, and the decisions each one should influence.

When to use it

A team needs a shared model of who it is designing for.

What to prepare

The goal, relevant source material, constraints, examples, and the decision or action this should support.

How to get a strong result

Base each persona on observed behaviour and state its evidence; invented personas justify anything.

How to use this prompt

Replace each placeholder with accurate context. Paste the complete prompt into ChatGPT, review the response critically, resolve important questions, and use it as a considered input to the next decision—not as an unchecked final answer.

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