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This blog is dedicated to product design issues.

I hope this online collection of notes would prove valuable not only to me but to all students and colleagues looking to develop innovating and interesting products. This site focuses on product design, conceptual design, interaction design, interface design, and failure analysis.

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Posts Tagged ‘ user errors ’

Emotional Scaffolding

January 11, 2012
Emotional Scaffolding

Processing emotions takes time and energy. Part of the working memory is taken up by analyzing the emotional state of others, environmental stresses, personal feelings, and anxiety. Since working memory is an extremely limited resource, anything that takes up space there without our bidding (against our will) takes away from our ability to think...
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Thinking about the Science of Communication and Interaction

November 28, 2011
Alien Senses

In the Galaxy Far Far Away… What if sentient being evolved on a planet with permanent cloud cover? What if these being never saw stars? Would they still be able to discover the laws of nature? These kinds of hypothetical thinking questions — the Gedankan Experiments, as Einstein put it — are very useful...
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Failure to Communicate

November 4, 2011
Failure to Communicate

Sometimes failure to communicate happens at the end of the product distribution line. Below are some examples of what happens when sales people don’t pay attention to how their actions alter the message on the product. Enjoy!
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Socially Constructed Beliefs

October 19, 2011
Socially Constructed Beliefs

American Academy of Pediatrics (AAP) came out with a strong recommendation against the use of bumpers in cribs. The September 2007 issue of The Journal of Pediatrics examined deaths and injuries attributed to infant crib bumper pads: “Twenty-seven accidental deaths reported by medical examiners or coroners were attributed to bumper pads. The mechanism of...
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Community of Practice and Knowledge Propagation Circle

September 8, 2011
Knowledge Propagation Circle Diagram

This summer my family and I travelled to Rome. While the temperatures didn’t reach the usual astronomic heights, it was rather warm. But we, and other visitors, didn’t have to worry about thirst. Rome has the best network of public drinking fountains that I have ever seen. Every few blocks, there’s a beautifully-designed basin...
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p-Prims about Memory

August 12, 2011

Memory can be tricky—somethings seem to come to mind without bidding, while others are stubbornly evading our efforts at recalling them. We have many explanations for how and why somethings are easy to remember and others take so much effort; or why some people are very good at mnemonic feats and others not so...
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p-prims can be dangerous

August 3, 2011
p-prims can be dangerous

Some p-prims are harmless, but some can lead to serious bodily harm. The image above shows villages in Indonesia lying on an electrified railway track. Why? They believe this will improve their health. Their p-prim has to do with medicine: “electricity can cure some diseases.” This is not totally untrue, as is the case...
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Pipsqueak Articles

Designing for the Blind

Not much to add here — how many other cool video games are there for visually disabled? Using tactile clues instead of visual signals...
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Special Preview: Philosophy of Interaction and User Experience

A person uses a piece of software, a Web site, or any other product — “virtual” or “real” — to achieve a goal. The...
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End-User Development (EUD) Educational Preview

This is an interesting collection of videos and background materials on End-User Development — situations when end users design and develop software for their...
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Thinking about the Science of Communication and Interaction

Alien Senses

In the Galaxy Far Far Away… What if sentient being evolved on a planet with permanent cloud cover? What if these being never saw...
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Using Positive Emotion to Change Behavior

Games can be used to change our behavior — make something fun, and we are likely to do it again and again. Psychologists call...
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Special Preview: Social Media by Thomas Erickson

Interfaces.com was given a free advanced preview of Thomas Erickson’s report and videos on social computing. The videos are very well produced and provide...
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Failure to Communicate

Failure to Communicate

Sometimes failure to communicate happens at the end of the product distribution line. Below are some examples of what happens when sales people don’t...
Read More »

Design Variables