Lean Support: The Case of HoloBuilder

When I started working on HoloBuilder.com over a year ago, there was no support. Of course, we would've immediately helped anyone who sent us a question via e-mail or Twitter, but those options weren't communicated anywhere. Users accessing HoloBuilder ended up directly in our augmented/virtual reality creator, the only way for communication with us being a… Continue reading Lean Support: The Case of HoloBuilder

User Experience Rule #4

IV. If your interface makes people feel stupid, they'll try to avoid it in the future. Nobody likes to feel stupid.

Little MOO, the Friendly Print Robot – That’s Customer Experience!

Recently, I've ordered a set of new business cards online and shortly thereafter, I received a confirmation e-mail from Little MOO, the friendly print robot. He told me that he had received my order and was forwarding it to Big MOO, the loyal print machine. Immediately, I had to think of a little robot looking… Continue reading Little MOO, the Friendly Print Robot – That’s Customer Experience!

INUIT: The Interface Usability Instrument

As one of the building blocks of my PhD thesis, I have developed a novel instrument for measuring the usability of web interfaces, which is simply called Inuit—the Interface Usability Instrument1. This was necessary because a usability instrument that is suited for the automatic methods for Search Interaction Optimization I have developed in my PhD… Continue reading INUIT: The Interface Usability Instrument

What is ›Usability‹?

Earlier this year, I submitted a research paper about a concept called usability-based split testing1 to a web engineering conference (Speicher et al., 2014). My evaluation involved a questionnaire that asked for ratings of different usability aspects—such as informativeness, readability etc.—of web interfaces. So obviously, I use the word “usability” in that paper a lot;… Continue reading What is ›Usability‹?

User Experience Rule #2

II. Never hide primary information behind an additional click the user has to perform! Keep the number of necessary clicks as low as possible. For example, in search engines, do not (never ever!) require a user to click twice before they reach their desired result.

User Experience Rule #1

I. If a functionality of an app is hidden in such a way that I can't find it, that functionality is nonexistent.