Jakob Nielsen on usability

Is your website usable? Jakob Nielsen, leading user-centered design expert, shows you how to improve it.

what’s up


‘About Us’ — Presenting Information About an Organization on Its Website [Oct. 27]

Study participants searched websites for background information ranging from company history to management biographies and contact details. Their success rate was 70%, leaving much room for usability improvements in the ‘About Us’ designs.

Older alertboxes

Jakob’s earlier columns on web usability.

Go through all alertbox columns from 1995 to 2003.

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upcoming events

Holiday Season

The holiday season is approaching: see my report from last year on how to celebrate holidays and special occasions on websites.

in writing


The following reports are available through the Nielsen Norman Group website.


Jakob Nielsen has published several books, which are available through Amazon or your bookstore.

View a full list of books by Jakob Nielsen. NN/g

Recommended books by other authors.

Papers and essays

A selection of papers and essays by Nielsen is available online.

Audiovisual material

about nielsen

Personal information


More in the full list of interviews.

at work

NN/g consulting services

Jakob Nielsen is co-founder and partner of the Nielsen Norman Group. NN/g offers the following services:

NN/g software: 4.5 Mice

Our accessibility checking software package for Macromedia Dreamweaver has received a rating of 4.5 out of 5 mice in a review by MacWorld magazine. The tool checks whether designs follow the guidelines for making websites and intranets usable for users with disabilities. Macworld judges it to be a ‘thorough and useful testing tool [...] invaluable’. [See the product info. Please note that the software runs on both Mac and PC.]