Edna St. Vincent Millay
Millay's poetry throughout her career was imbued with the precocious, rebellious, free-spirited attitude from her youth, when she first came into the public eye. Criticism has been split between praising her undeniable talent, rigour and originality –famously deemed by Harriet Monroe to be the best woman poet since Sappho–, and focusing on her lifestyle; she was polyamorous, bisexual, and a "party girl". We'll take all of it!