What makes something simple or complex? It's not the number of dials or controls or how many features it has: It is whether the person using the device has a good conceptual model of how it operates. — Donald A. Norman Copy Share Image
The designer has an obligation to provide an appropriate conceptual model for the way that the device works. It doesn't have to completely accurate but it has to be sufficiently accurate that it will help in both the learning of… — Donald A. Norman Copy Share Image
“key to winning the race is not to compete against machines but to compete with machines.” — Donald A. Norman Copy Share Image
Hypertext makes a virtue out of lack of organization, allowing ideas and thoughts to be juxtaposed at will. [...] The advent of hypertext is… — Donald A. Norman Copy Share Image
We delude ourselves if we believe that skilled behavior is easy, that it can come about without effort. We forget the years of tuning,… — Donald A. Norman Copy Share Image
“Could we ever switch to this or any of the many other rational systems? Unlikely: tradition is difficult to overcome.” — Donald A. Norman Copy Share Image
“If designers and researchers do not sometimes fail, it is a sign that they are not trying hard enough—they are not thinking the great… — Donald A. Norman Copy Share Image
What makes something simple or complex? It's not the number of dials or controls or how many features it has: It is whether the… — Donald A. Norman Copy Share Image
Only the most sophisticated of beings can lie and cheat, and get away with it. — Donald A. Norman Copy Share Image
Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require… — Donald A. Norman Copy Share Image
Good design is also an act of communication between the designer and the user, except that all the communication has to come about by… — Donald A. Norman Copy Share Image
“We need to remove the word failure from our vocabulary, replacing it instead with learning experience. To fail is to learn: we learn more… — Donald A. Norman Copy Share Image
When I use a direct manipulation system whether for text editing, drawing pictures, or creating and playing games I do think of myself not… — Donald A. Norman Copy Share Image