Somaly Mam is a Cambodian human rights activist. As a child she was forced to be an indentured servant, and by the time she was a teenager, she was forced into prostitution and used as a sex slave. When she refused to prostitute herself, she was tortured and raped. She eventually escaped and since then she has devoted her life to rescue girls and women from sex slave trades. She eventually founded a foundation set up to help girls, and women who have escaped sex slavery by teaching them job skills and offering counseling to them. Somaly has been recognized many times by various organizations for her activism.
http://www.somaly.org/