An event or action that causes a person to engage in a specific behavior (can be a repeated behavior but does not have to be). In behavioral design, triggers can also be a term to describe an action that causes the release of the neurotransmitter dopamine (and other chemicals too) into the neural space. The …
They indicate something. The index connected with its meaning (not arbitrary) but unlike the icon, it’s not the object itself. As examples, we can say that smoke indicates fire, smiles indicate happiness, fresh coffee smell in the morning indicates that someone preparing breakfast. Even medical symptoms and measuring instruments are indexes, because they indicate something.
They have no resemblance to the real object, it’s a result of a convention. A symbol can only make meaning if the person already knows that, so, this is a matter of culture and previous knowledge. We all know that a dove represents peace, but there’s no connection between the animal and peace, it’s just …
Donald Norman’s theory of Emotional Design. A theoretical model of the way the human brain responds emotionally to the designs we produce. Norman describes three levels at which we judge the appeal of designs: The ‘Visceral’, ‘Behavioral’, and ‘Reflective’ Visceral Level – The most immediate level of processing, in which we react to visual and …
NMED: Donald Norman's Theory of Emotional Design Read More »