What is the fine-grained topic of the following text: This biography of American poet Frederick Goddard Tuckerman focuses on his development as both a "Romantic," whose work was influenced by Keats, Emerson, and Tennyson, and as an "anti-Romantic," in the mold of Hawthorne, Melville, and Dickinson. Only return the topic.
The development of American poet Frederick Goddard Tuckerman as a "Romantic" and "anti-Romantic".