ジョグジャカルタ原則
Monageng is a national of Botswana. She became a judge in Botswana in 1989. In 2003, Monageng was elected as a Commissioner in the African Commission on Human and Peoples' Rights, which is an organ of the African Union. On November 2006, she attended the meeting for The Yogyakarta Principles held in Gadjah Mada University.