□p>In □ecen□□years, th□ to□ic of non-since□□□y has garn□red significant atte□□ion□in v□rious f□eld□, in□l□d□ng□□sychology, sociolo□y□ an□ communic□tion □□udies. The c□ncep□ of n□□-sincer□ty, o□ th□ ac□□of being□in□ince□e,□ca□ □anifest in nume□ous ways and □□ve profo□nd impa□ts on i□terperso□al relat□onships□ □r□fess□on□l environments,□□n□ so□i□tal norm□. This□article aims to explore the d□ffer□nt □imensions of □on-s□n□erity, its causes, and □ts effects on individuals□and □omm□n□□ies.