Margaret Fuller, in full Sarah Margaret Fuller Ossoli, (born May 23, 1810, Cambridgeport, Massachusetts, U.S. – died July 19, 1850, Fire Island, New York, U.S.) was an American author, literary and social critic, editor and women’s rights advocate associated with the American transcendentalism movement.
In Boston, from 1839 to 1844, Fuller conducted formal conversations for women on various topics, trying to improve and enrich the lives of her contemporaries
Before joining the New York Tribune in 1844, as book review editor, she was the first editor of The Dial, a magazine launched by the Transcendentalists. In 1843, The Dial published her essay The Great Lawsuit. Man versus Men, Woman versus Women, which examined the place of women within society.
After publishing her first book Summer on the Lakes in 1844, she expanded her Dial essay and published Woman in the Nineteenth Century in 1845. Woman in the Nineteenth Century is considered the first major feminist work in the United States.
Margaret Fuller was the first full-time American female book reviewer in journalism and she is believed to be the first woman allowed to use the library at Harvard College.