A poet or poetess, a female poet is someone who writes poetry. Poetry is an art of words and lyrics to get a message across the audience with the help of words and phrases. There is subtle or direct message in poems. Some poets write poems based on specific genres or topics while some write poems on all kinds of things.
Poets use different kind of styles to write poems. They may or may not be knowledgeable about a particular topic and write about it. Anyone can become a poet and get their works approved by publishers. Poets and poetess usually compile their works and get them published for the public.