Archive for the ‘ IA ’ Category

How To Do It: Age verification

  • March 16th, 2008
  • Posted in IA

There are a few reasons why a site does age verification: Due to the nature of content, the law requires is Marketing / demographic purposes both This tip doesn’t refer to porn sites. Over there is a simple 2 buttons solution: Are you 18+? YES / NO This tip is useful for sites  that fall under the 3rd category, sites [ READ MORE ]

About Bugs

Tonight I was playing with some YouTube features that I need for a web project. Those features are not very common for the vast majority of the users. I am talking here about playlists and custom players. If you describe to a technical person those features, or even if you only name them, instantly they’ll understand [ READ MORE ]

Startup mistakes: Not emailing your users

  • January 17th, 2008
  • Posted in IA

One of the most important mistakes that affects the bouncing rate of users for new services is not to send them a confirmation email. First of all you need to validate any email address that your users use for registering an account. This is important for 2 reasons: Helps those users that misspell their address Prevents bot attacks [ READ MORE ]

Why usability matters

When the new Gmail version was made available, lots of new features were announced  and than people started to point  to new ones. But behind the great fireworks some other small changes with deep impact were made. Here is an example on how some small changes can lead to feature awarness. A few nights ago, my girlfriend [ READ MORE ]

Psychology and user interfaces

  • October 5th, 2006
  • Posted in IA

Experiments led by Piotr Winkielman, of the University of California, San Diego, and published in the current issue of Psychological Science, suggest that judgments of attractiveness depend on mental processing ease, or being “easy on the mind.” “What you like is a function of what your mind has been trained on,” Winkielman said. “A stimulus [ READ MORE ]