What was Florence Kelley known for?

Social Activist: Advocacy for Workers, especially women and children.**

Florence Kelley (September 12, 1859 – February 25, 1932) was an American settlement leader, social reformer, social investigator, author, and lobbyist best known for her efforts toward progressive politics, as well as being a prominent leader in securing protective factory legislation—and later support for minimum-wage, unemployment, and old-age benefits—and her contributions became important landmarks in America.