- Not understanding the nature of the Internet. Too often, design teams think of the Internet as a pushing media such as television or radio. Users’ behavior on the Internet is different than when they are reading books or newspapers, listening to the radio or watching television. For example, when browsing, users have goals and look for information. If they don’t find what they are looking for, they will leave the page after 8 to 12 seconds. Users scan web pages. They don’t read. If something looks like an ad, they will rapidly look someplace else.
- Continue reading The 10 most common design mistakes on the Web
In the: 10 things to do for the success of your web site – the practitioner view, I wrote in 8. Don’t reinvent the wheel: A simple menu and the browser’s back and forward button are Ok for most of the cases. Here is a sublime example of Web site simplicity. Jawbone, designed by FuseProject, one of the most innovative design firm based in SanFrancisco. Users can grab all elements in less than two seconds.
Say a lot with less!
1. Know what is important. 1. Bring users to your site, 2. Ensure usefulness and usability, 3. Maximize trust. You will make much more money trying to bring users to your site and ensuring good usability than trying to have beautiful flash and look. Most users care only about finding rapidly what they are looking for and achieving their goals. They don’t care Continue reading 10 things to do for the success of your web site – the practitioner view
You have to provide your friend with driving directions to come to your home. All of a sudden, your are struggling. Is it two or three stops before turning right? Providing a direction can be very difficult even if you take that route everyday.
Cognition is distributed. Because our memory is optimized, our knowledge is ingrained within our Continue reading Usability versus Usefulness
Usability expresses the ease with which people can employ a particular tool or object in order to achieve a particular goal. Usability can also refer to the methods of measuring usability and the study of the principles behind an object’s perceived efficiency.
In human-computer interaction and computer science, usability usually refers to the efficiency or ease of learning with which the interaction with a computer program or a web site is designed.
Usability can be extended to multiple contexts such as consumer electronics, written instruction or mechanical objects.
Usability metrics are essentially:
The primary ingredient for making right decisions is having the right information on time. Information is often gathered through meetings, interviews, focus group or surveys. Unfortunately, these techniques do not always provide all the insight and facts. Continue reading Having the right information on time.
Google is now the most successful Internet Company. Since august 2004, Yahoo lost 5.5% while Goggle gained 351% value. Why is it like this and why will it continue.
Cognitive Engineering also called Cognitive Ergonomics comes from Industrial engineering. It is an Integration of Engineering, and Cognitive Ergonomics. From the Greek words “ergon” (work) and “nomos” (science of), “Ergonomics” means the study of humans at work.
You are glancing everywhere searching for information on your computer screen. Soon, you start to feel frustrated and lose patience. Suddenly someone come to your rescue. Standing just behind your shoulder, this helper rapidly points out where to look on the screen. You may or may not have experienced it but this story is related to the notion of Useful Field of View (UFOV).
Often at Cognitive we are asked the question of what is the benefit of doing a usability study compared to a consumer marketing study. While it is true that both studies examine the satisfaction of the client in relation to a certain product or service; each of them provides different insights into the relationship of costumer-product. Continue reading Understanding the value of a Usability Study