Touch screen design: the ideal button size

An MIT Touch Lab study of Human Fingertips to investigate the Mechanics of Tactile Sense found that the average width of the index finger is 1.6 to 2 cm (16 – 20 mm) for most adults. This converts to 45 – 57 pixels, which is wider than what most mobile guidelines suggest.

1. Designing for 34 / 44 pixels touch target (Windows Phone UI Design and Interaction Guide and iPhone Human Interface Guidelines)

Touch target 34 px


2. Designing for 57 pixels touch target (ergonomically correct)

Touch target finger 57px


3. Designing for 72 pixels touch target (Thumb correct)

Touch target 72px

A cynical dictionary to User Experience

This little dictionary is cynical, and hilarious, especially if you have been in user-centered design for a while. And it’s an excellent starter for discussing the place of UX in your organisation. Thanks Dean Schuster.

Debunking User Experience Handout (PDF)

dux-glosssary

How to define user experience with chickens, eggs, blob and pens

Sometime you have to explain User Experience / Interaction Design from different angles. Here is some useful inspiration.

 

 

Using Parallax scrolling in webdesign. Part 1

Parallax scrolling in web design is a very nice design trend that I hope will stay for a while.
Here comes some great examples of what parallax scrolling add to the user experience:



And here are three useful tutorials for the handy men: