There are many ways of splitting up personalities;.
I think the Eisenbergs have a reasonable approach to thinking about your customers. There are many ways of splitting up personalities; but for the purpose of designing you will find the best value in models that are based on behavior. Because it is simple and behavioral I will use the same terms as the Eisenbergs:. They use a modified Kiersey-Bates scale, separating people into four groups.
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