Lately, there has been some really interesting presentations and articles on agile methods and how they fit into the big picture of software development. One that was particularly interesting was Scott Ambler’s 2007 IT Project Success Rates Survey. Compared to the CHAOS report it moves a step forward, but I still have some doubts.

Thanks to Johnny Chung Lee, everyone and their mom seem to be setting up their own Wiimote whiteboards these days. I tried it too but disliked the pen-based interaction. So, I built a simple glove that allows you to pinch an object to drag and drop it somewhere. Here is what you need:

IR LED in […]

The swedish usability consulting firm inUse did a usability review of four mobile phones including Apple’s iPhone, the HTC TyTN, Sony Ericsson W910i, and Nokia N95. Users performed common tasks such as making a call by dialing a number manually and then by calling a person from the address book, change volume during a call add a new contact to the address book, create a new calendar event and more. The result is interesting.

Consistency is important when designing interaction with user interfaces. Consistency makes it possible to re-use what you learned in one application in another. Unfortunately there are many application developers that invent their own interaction principles, even when their is an established praxis. But, it is even worse when someone who established the praxis provides an […]

When people started making applications available in the browser a number of interaction challenges appeared. How do you launch a web app compared to a desktop app? How do you prevent people from navigating away from your app? The Mozilla people have been hard t work with Prism - basically a customized version of Firefox, […]

This will be a field day for usability experts. The new ticket vending machines for the Stockholm public transport system have been met with a lot of criticism lately. People are finding them difficult to use and apparently there are very few tickets sold.