Articles

Jakob Nielsen

Jakob Nielsen, Ph.D., is a User Advocate and principal of the Nielsen Norman Group which he co-founded with Dr. Donald A. Norman (former VP of research at Apple Computer). Dr. Nielsen established the "discount usability engineering" movement for fast and cheap improvements of user interfaces and has invented several usability methods, including heuristic evaluation. He holds 79 United States patents, mainly on ways of making the Internet easier to use. Read more about Jakob

Articles

Seniors as Web Users

May 28, 2013

Users aged 65 and older are 43% slower at using websites than users aged 21–55. This is an improvement over previous studies, but designs must change to better accommodate aging users.

Strength of User Research Evidence

April 14, 2013

Usability findings derived from a broad base of diverse studies have higher credibility than those based on many users with a single stimulus.

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