The amount of effort needed to understand the given task.

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8
votes
3answers
125 views

Can we Quantify Cognitive Load?

UX practitioners often use the term Cognitive Load to describe something bad. User have difficulties processing all information required to complete a task, and may fail, falls into the category: ...
2
votes
3answers
65 views

Would it be easier to scan a list of grayscale profile pictures compared to colored?

Our search is giving a list of persons and their profile picture with some additional information, last updated, name & title. As of now, we are grayscaling the profile pictures, with full color ...
4
votes
4answers
123 views

Flashing messages and cognition, how effective are they over non flashing messages?

How does a flashing message effect cognitive processes like memory and attention and what, if any, were the outcomes of any studies performed in this area? For example, if a warning sign flashes how ...
3
votes
2answers
96 views

Changing a visual object as it is dragged

Imagine that you have an interface with two principal panes: a map and a timeline. We want to enable our user to be able to select a job displayed on the map (for instance, "repair washing machine at ...
9
votes
4answers
1k views

Confusions about applying Hick-Hyman Law in user interface design

I think many people here have heard of "Hick-Hyman" law, which describes the time it takes for a person to make a decision as a result of the possible choices he or she has; That is, increasing the ...
2
votes
3answers
131 views

Forcing users to use a new password everytime they reset

This is getting common that while resetting one's password, web-applications force users not to use a password which they had used before. Just like forcing users to follow a particular pattern of ...
1
vote
3answers
229 views

Is it useful keeping “foveal vision” in mind when arranging content?

I came across this video explaining how you can reduce the congnitive load by arranging your content in small chunks fitting into your "foveal area": http://www.youtube.com/watch?v=GzgRfE5B1Yc Of ...
23
votes
6answers
1k views

Forcing users to use a particular pattern for passwords

Many websites, specially government ones, enforce users to use a password which conforms to particular criteria. For example: use between 8-13 characters with at-least one integer and one capital ...
86
votes
12answers
4k views

How do you give your user options without overloading them?

I was using WinSCP the other day for transferring files, when I came across this.. umm.. I'll call it a set of options, but it was more like an interview. Oh boy. I just want to move a file. Now I ...
259
votes
19answers
17k views

What explains the current shift from glossy UIs to matte UIs?

I've noticed an interesting phenomenon in the user interfaces of many famous applications, they're moving away from the glossy complex to a more dull and bare minimum design. Why the sudden change? ...