Feline users require special considerations, including larger tap target zones for paws, continual animation, and audible vocalization.| Nielsen Norman Group
Users from other countries have special needs related to entry fields for names and addresses, measurements and dates, and information about regional product standards.| Nielsen Norman Group
The tighter the mapping between icons and the thing they represent, the easier they are to understand, but standardization can also make an icon easy.| Nielsen Norman Group
Drop-downs, megamenus, and radial or marking menus arrange items in different patterns to optimize the reach time to individual menu options.| Nielsen Norman Group
The interaction cost is the sum of efforts — mental and physical — that users must deploy in interacting with a site in order to reach their goals.| Nielsen Norman Group
Use psychology to predict and explain how your customers think and act.| Nielsen Norman Group
Discoverability is cut almost in half by hiding a website’s main navigation. Task time is longer and perceived task difficulty increases.| Nielsen Norman Group
The total cognitive load, or amount of mental processing power needed to use your site, affects how easily users find content and complete tasks.| Nielsen Norman Group
Due to the absence of a standard usage for individual icons, text labels are necessary to communicate meaning and reduce ambiguity in an icon-based design.| Nielsen Norman Group