W. E. B. Du Bois was an American civil rights activist, sociologist, and Pan-Africanist. Du Bois played an instrumental role in fighting for full civil rights for people of color around the world. A co-founder of the National Association for the Advancement of Colored People, Du Bois also played an important role as the leader of the Niagara Movement.
Social reformer and abolitionist, Frederick Douglass was a national leader of the abolitionist movement in Massachusetts and New York. Born into slavery, he had a difficult early life. Eventually, he managed to escape and dedicated the rest of his life to promoting the cause of abolition. He was a great orator and writer.
Singer and actor, Paul Robeson, was as much known for his music and films as he was for his political activism. As a black man who had to endure great difficulties to establish himself, he was actively involved in the Civil Rights Movement and other social justice campaigns. As a performer, he was a major figure in the Harlem Renaissance.
10 Edith Cowan
Edith Cowan was an Australian social reformer best remembered for serving as a member of parliament; she was the first Australian woman to do so. She is also remembered for working for the welfare and rights of children and women. In recognition of her contribution, Cowan has been depicted on Australia's fifty-dollar note since 1995.
14 Yun Posun
Alexander Crummell was an African-American minister, African nationalist, and academic. He studied at the University of Cambridge with the support of abolitionists and developed the concepts of pan-Africanism while studying at the university. He worked towards educating Africans and spent 20 years in Liberia. He is also credited with founding St. Luke's Episcopal Church.
18 E. D. Nixon
Considered father of the Canadian Medicare system, Emmett Matthew Hall was an eminent lawyer, jurist and civil libertarian. Beginning his career as a private practitioner, he eventually retired as the Puisne Justice of the Supreme Court of Canada. Meanwhile, appointed as the chairman of the Royal Commission on Health Services, he recommended the creation of a universal health care system.