2. ‘Less is more’ in online user usability Marianne Goguillon 10 th Commemorative International Conference on Productivity & Quality Research February 16, 2004 Miami, Florida, U.S.A.

3. Overview ‘Less is more’ Graphical user interface Gestalt principles User usability Online user usability guidelines

4. ‘Less is more’ A method of taking only the essential components of architecture to enhance functionality. “…reduce to essentials” Werner Blaser, Mies van der Rohe, Less is More.

5. Graphical user interface (GUI) Point-and-click Text box data entry Source: www.yahoo.com

6. Gestalt principles Proximity Similarity Continuity Closure Figure and ground Source: www.coach.com

7. User usability Learnability Efficiency Memorability Errors Satisfaction Jakob Nielsen, Usability Engineering, 26

8. Online user usability guidelines Icon Source for the clear icon: www.verizon.com homepage as of March 2002 and for the confusing icon: www.verizon homepage as of April 2001.www.verizon.comwww.verizon Clear icon Confusing icon

9. Online user usability guidelines Navigation Source for the content and navigation system windows: http://www.coach.com/shop/handbags_collect.asp.http://www.coach.com/shop/handbags_collect.asp Content window Navigation system window

10. Online user usability guidelines Intention and actual effect Entry Source for the user intention and ‘actual effect’:http://www.ebay.com/

11. Online user usability guidelines Text label iconFigurative image icon Source: www.coach.com

12. Online user usability guidelines Display the right amount of information Source: www.coach.com

13. Conclusion Stripping down to bare essentials is the winning method of user usability. This unique approach of applying ‘less is more’ design principles to IA consolidates the web structure to create highly functional user usability.