Qualitative research is your only path to design improvement. Watching users struggle reveals solutions; surveys and metrics don’t. Testing with 5 users enables rapid iteration: test, fix, repeat.
This article is sorely needed because I, too, have observed people constantly misusing your 5-participant rule. This article makes it more clear. Thank you.
Here’s the suggested APA format. Please let me know if you want to modify it. I know where the italicized text is.
Thanks！This article Inspired me a lot :)
Very insightful, thanks for sharing. I do agree that why should always precede what.
This article is sorely needed because I, too, have observed people constantly misusing your 5-participant rule. This article makes it more clear. Thank you.
Here’s the suggested APA format. Please let me know if you want to modify it. I know where the italicized text is.
Nielsen, J. (2025, January 29). Why beats what: Prioritize qualitative user research over quantitative. Jakob Nielsen PhD. https://jakobnielsenphd.substack.com/p/qual-quant