Emotional Design: Why We Love (or Hate) Everyday Things

The trained observer can often spot difficulties and solutions that even the person experiencing them does not consciously recognize.

four components of good behavioral design: function, understandability, usability, and physical feel.

One cannot evaluate an innovation by asking potential customers for their views.

Sensuality and sexuality play roles.

Behavioral design is all about use. Appearance doesn’t really matter. Rationale doesn’t matter. Performance does.

Shape and form matter. The physical feel and texture of the materials matter. Heft matters.

Enhancements to a product come primarily by watching how people use what exists today, discovering difficulties, and then overcoming them.

At the visceral level, physical features—look, feel, and sound—dominate.

Tasks and activities are not well supported by isolated features. They require attention to the sequence of actions, to the eventual goal—that