RESEARCH LIBRARY

Good writing on doing research well.

Articles, essays, and talks we re-read. Not ours — theirs. Credit where due.

Foundations

Classics and essays we re-read when we forget why we do this work.

  • How to Conduct a Heuristic Evaluation

    Jakob Nielsen · Nielsen Norman Group · 8 min

    The original 10-heuristic evaluation method. Still the fastest way to catch usability issues without a formal test.

  • Why You Only Need to Test with 5 Users

    Jakob Nielsen · Nielsen Norman Group · 6 min

    The math behind small-n usability research. Every designer debating sample size should read this once and settle the matter.

  • The Discipline of Finishing: Conversations with Tim Brown

    Tim Brown · Harvard Business Review · 12 min

    A foundational essay on design thinking — worth reading for the framing, not the process. The 'discipline of finishing' line is the one that stays.

  • Just Enough Research

    Erika Hall · A Book Apart · book

    Short, opinionated, and the book we give to every new designer who thinks research is someone else's job.

Methods deep-dives

Concrete techniques for running specific study types.

  • Continuous Discovery Habits (Book)

    Teresa Torres · Product Talk · book

    The most practical book on weekly user interviews. The opportunity-solution tree alone is worth the read.

  • Tree Testing 101

    Kate Moran · Nielsen Norman Group · 9 min

    Clear walk-through of tree testing for IA validation. Includes common pitfalls and how to write tasks.

  • Card Sorting: Uncover Users' Mental Models

    Kim Salazar · Nielsen Norman Group · 7 min

    Open vs. closed, hybrid approaches, sample sizes — everything you need for a first card sort without drowning in theory.

  • 5-Second Usability Test Guide

    Maze team · Maze · 11 min

    Competitor's guide, but the best short explanation of when five-second tests help and when they mislead.

  • Fake Door Tests: Measuring Demand Before You Build

    UXPin team · UXPin · 8 min

    Ethical considerations, actual setup steps, and how to read intent signal vs. noise in fake-door data.

  • The UX Research Methods Cheat Sheet

    Christian Rohrer · Nielsen Norman Group · 10 min

    The classic 2D map of 20 UX research methods by attitudinal/behavioral and qualitative/quantitative axes.

Qualitative practice

Craft and discipline for interviews, synthesis, and storytelling.