Reference Deep-Dives — Page 2
IDI Discussion Guide Template: Sections, Sample Prompts, Mistakes
A practical IDI discussion guide template: six sections, sample prompts per section, common mistakes that wreck quality, and a copy-able structure.
IDI Recruitment Screener: A Practical Methodology Guide
How to screen for IDI recruitment quality, not just demographic fit. Behavioral qualifiers, articulation tests, and a copy-able 6-section screener.
IDI Moderator Training & Consistency: The Methodology Tax
Moderator variance contaminates IDI programs at scale. Training closes part of the gap; AI moderation closes the rest. Here's how to think about it.
IDI Sample Size and Saturation: How Many In-Depth Interviews Do You Need?
Textbook IDI sample sizes (5-8, 12, 16-24) were derived under expensive-interview cost regimes. Here's how saturation changes when each interview is cheap.
Laddering Technique in In-Depth Interviews: A Methodology Guide
Laddering is the structured probing technique that turns surface answers into identity-level reasoning. Here's how it works, and how AI moderation runs it.
Mobile App Usability Testing: The 2026 Methodology Guide
Mobile is the primary product surface, yet most usability research still defaults to desktop. Here's how to test native and mobile-web flows on real devices.
Moderated vs. Unmoderated Usability Testing: The Methodology Decision
Moderated usability testing captures reasoning but caps at 5-8 sessions. Unmoderated scales but loses the why. Here's how to pick — and how to break the tradeoff.
Qualitative vs Quantitative Research: A Methodology Decision Guide
Qualitative captures reasoning; quantitative captures behavior. Pick the wrong one and your findings answer the wrong question. Here's how to route the decision.
Remote Usability Testing: A Complete Methodology Guide
Remote usability testing replaced in-person studies as default, but unmoderated tools miss reasoning. Here's how AI-moderated remote testing fixes that.
Synthetic Users in AI Concept Testing: Why the Tautology Breaks
Testing AI products against synthetic users creates a tautology. Here's where it breaks and what real-user concept testing actually looks like.
Task-Based Usability Testing: Methodology and Design Patterns
Vague tasks produce vague findings. Here is how to design task-based usability tests that elicit real behavior and diagnostic signal, not performance.
Website Usability Testing: A Complete Methodology Guide
Website usability testing on live URLs surfaces what analytics cannot explain. Here is the methodology, pitfalls, and how AI-moderated testing fixes scale.