Synthesize Research in NotebookLM
Group the authorized research files by persona in NotebookLM, de-identify unnecessary participant details, and record the included source set, dates, and known sample limitations.
Convert static customer research into clearly labeled synthetic personas whose responses stay grounded in cited source material, then use them for exploration without treating them as real customer validation.
Download the skill for this workflow. Version 1.0.1.


with Claire Vo
Michal loads HoneyBook’s customer research into NotebookLM, asks it to create source-grounded persona instructions with citations, tightens the prompts to fit Custom GPT limits, and tests five interactive personas.
A set of disclosed synthetic persona assistants that answer from the research, cite supporting material, state uncertainty, and help teams explore hypotheses.
Anthropic AI assistant
Google's AI-powered research assistant
OpenAI conversational AI
Follow the sequence once, then adapt the prompts, checks, and handoffs to your own setup.
4 steps
Group the authorized research files by persona in NotebookLM, de-identify unnecessary participant details, and record the included source set, dates, and known sample limitations.
Ask NotebookLM to produce one instruction draft per persona from the selected sources. Require citations for identity, needs, constraints, decision patterns, technology, journey, and communication preferences.
Create Custom GPT instructions for each research persona using only the selected sources. For every defining trait, include a source citation in the working notes. Cover context, goals, constraints, decision criteria, technology, journey, and communication preferences. Do not add a trait that is not stated or strongly implied; mark gaps as unknown.
Tighten each draft to the platform limit and add behavioral boundaries: stay in persona, answer only from supported evidence, disclose uncertainty, avoid sensitive speculation, and never present the simulation as a real customer.
Compress these instructions to under [limit] characters without removing evidence-backed distinctions. The assistant must state when research is insufficient, avoid political, religious, racial, gender, health, and other sensitive inference unless essential and explicitly supported, and remind users that it is a synthetic research persona.
Create the Custom GPTs and test each with the same messaging, onboarding, pricing, and product questions. Compare answers with cited research, capture unsupported claims, and tell users when direct customer research is required.
Respond as this synthetic research persona using only its approved source material. Question: [question]. Give the answer, the research evidence or citation behind it, confidence, and what would need direct customer validation. Do not claim to be a real customer.
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