An artist is someone who employs creative talent to produce works of art. The term may be used in connection with any branch of the arts--for example music, literature, and theatre--but more commonly refers to an individual who practises the visual arts or fine arts.
An artist will often specialise in a particular medium. In the case of the visual arts, this might be:
... and well-developed agricultural, mining, manufacturing, and service sectors, as well as a large labour pool, Brazil's economy outweighs that of all other South America ...