A big ethical question is what happens after people stop using the device. Does it degrade the environment? Could it have been designed so it would actually be good for the environment?

I'm not a fan of technology . I'm a fan of pedagogy, of understanding how people learn and the most effective learning methods. But technology enables some exciting changes.

Simplification is as much in the mind as it is in the device.

The problem with emotion was that it was clearly something important, but-at least according to the old philosophy-it was something to overcome.

Everyday people are not very good designers.

In design it is important to shoe the effect of an action. ... Feedback is critical.

Knowing how people will use something is essential