Who would have a bumper sticker that says avoid duplicity seek simplicity and why?

A person who values honesty and clarity in their interactions might have a bumper sticker that says "Avoid Duplicity, Seek Simplicity." This could be someone who advocates for transparency in communication, whether in personal relationships or in professional settings. They likely believe that straightforwardness fosters trust and reduces misunderstandings, promoting a more authentic and fulfilling life.