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User research insights and more: methodologies, trends, and expert views.

27 Mar 2026

22 min

Usability metrics

Learn the most important usability metrics, including task success rate, time on task, error rate, and SUS. Discover how to measure usability and improve UX.

Diane Leyman

Usability testing resources

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AI in user research

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Usability testing

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User research

Results (6)

18 Nov 2025

34 min

11 best tree testing tools

11 best tree testing tools to improve website navigation and user experience. Compare features, pros, and cons to find the perfect tool for UX improvements.

Pete Martin

18 Nov 2025

16 min

Card sorting tools

Discover the 11 best card sorting tools, their key features, pricing options, and how to use them to elevate the structure of your website.

Jeff Cardello

01 Sep 2025

13 min

Tree testing vs card sorting

Explore the fundamentals of tree testing and card sorting in UX research. Discover their definitions, methodologies, and the strategic benefits they offer in enhancing user experience.

Meagan Philpot

Woman standing in front of a whiteboard that has post-it notes

05 Oct 2023

12 min

Open and closed card sorting

Use card sorting to define the information architecture of your website.

Tristan Gamilis

04 Oct 2023

14 min

What is card sorting?

Learn how card sorting can improve your website's information architecture. Discover different methods, including closed, open, and hybrid card sorting, and when to use them.

Diane Leyman

03 Oct 2023

19 min

Information architecture in UX design: A complete guide

Improve your UX with better information architecture. Boost usability, help users navigate, and create a seamless experience.

James Larson

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