Signal & Noise

Guest, Bunce & Johnson (2006) found code saturation at 12 interviews. Here is what that finding actually means, its limitations, and how to set your qualitative sample size.

NVivo costs over EUR 1000 per year and is rarely worth it for individual researchers. Here are the best free and affordable alternatives for PhD students doing qualitative analysis.

A practical guide to qualitative coding: what inductive, deductive, and abductive coding are, when to use each, and how AI tools are changing the process.

A practical pre-publication checklist for qualitative research that used AI tools — covering documentation, traceability, transparency, and peer reviewer expectations.

Step-by-step guide to writing up a thematic analysis: how to structure the methods, results and discussion sections, with worked examples and a final submission checklist.

A well-crafted interview guide is the foundation of successful qualitative research. Learn how to structure questions, iterate as you learn, mix question types strategically, and use AI to test your g...

How to choose a sample size in qualitative research: thematic saturation, sample size by method (IPA, grounded theory, thematic analysis), and how many interviews are enough.

Thematic analysis explained: the six phases, three types (reflexive, codebook, coding reliability), inductive vs deductive coding, and AI-assisted approaches with examples.