(n.) One who is a master or a model of style, especially in writing or speaking; a critic of style.

Dadaist Fauvist action painter actionist activist classicist conventionalist costume designer couturier cubist designer divisionist dress designer earth artist eclectic existentialist expressionist free abstractionist free expressionist furniture designer futurist geometricist gesture calligraphist gesturist idealist impressionist informalist luminist magic realist mannerist master of style matter informalist modernist mystic naturalist neoconcretist neoconstructivist neocubist neodadaist neoexpressionist neoimpressionist neoplasticist neotraditionalist nonobjectivist nonrepresentationist nuagist objectivist poetic realist poetic tachist postconcretist postexpressionist preimpressionist primitive purist realist representationist rhetor rhetorician romanticist rug designer spatialist styler surrealist symbolist synthesist tachist traditionalist