One of the eternal conundrums of interaction and interface design is how to address the needs of both beginning users and expert users with a single, coherent interface.
Alan Cooper
An American software designer and programmer. Widely recognized as the “Father of Visual Basic".
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When the point of contact between the product and the people becomes a point of friction, then the designer has failed. On the other hand, if people are made safer, more comfortable, more eager to purchase, more efficient — or just happier — by contact with the product, then the designer has succeeded.
Henry Dreyfuss
An American industrial engineer, renowned for designing and improving the usability of consumer products such as Hoover vacuum cleaner or the tabletop telephone.
Design Thinking
Industrial Design
Usability
UX Design
A door may afford pulling or pushing, depending on which way it opens. When a person can see in advance whether to pull or push the door to open it, that’s a good user interface.
Jakob Nielsen
A former Sun Microsystems Engineer and "The world's leading expert on Web usability" (www.useit.com).
Design Thinking
UI Design
The design process is the one of sifting through the less important to find the essential.
Vince Lombardi
An American football coach, and executive in the National Football League (NFL).
Design Thinking
Industrial Design
UX Design
Everything has to be validated. If something can’t be explained, it gets the boot. This may be the only unbreakable rule in my office.
Theo Rosendorf
A graphic designers and author of the book "The Typographic Desk Reference".