Brand identity has been conceptualised by Kapferer (2012, pp. 158–162) as a prism having six facets.
The vertical division through the prism signifies on the left, the visible facets (physique, relationship and reflection), which express the brand outwardly, and on the right, the facets internalised in the brand (personality, culture and self-image) which represent its spirit.
A strong brand identity prism should be ‘concise, sharp and interesting’ (Kapferer, 2012, p. 164), having: few words, different words, strong words