Sylvia Plath made significant literary and psychological contributions during her lifetime. Her poetry, characterized by its emotional intensity and exploration of mental health, has influenced countless writers and readers. Plath's semi-autobiographical novel, "The Bell Jar," provides a stark, honest portrayal of her struggles with depression and societal expectations. Additionally, her innovative use of language and imagery has left a lasting impact on confessional poetry. Plath's work invites deep reflection on identity, loss, and the complexities of human experience, making her a notable figure in 20th-century literature.