So what does a good teacher do? Create tension - but just the right amount.

Attractive things work better When you wash and wax a car, it drives better, doesn’t it? Or at least feels like it does.

Readers always seem to think that the author has some control over the design of their books.

Technology may change rapidly, but people change slowly. The principals [of design] come from understanding of people. They remain true forever.

No product is an island. A product is more than the product. It is a cohesive, integrated set of experiences. Think through all of the stages of a product or service - from initial intentions through final reflections, from first usage to help, service, and maintenance. Make them all work together seamlessly. That's systems thinking.

Beauty and brains, pleasure and usability - they should go hand in hand.

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.