Humanism in Nigeria

Leo Igwe is the founder of the Nigerian Humanist Movement and the former Western and Southern African representative of Humanists International. He has specialised in campaigning against and documenting the impacts of child witchcraft accusations. He also campaigns against ritual killing and caste discrimination. In 2014 he was chosen as a laureate of the International Academy of Humanism, and in 2017 he received the Distinguished Services to Humanism Award from Humanists International.

Question: Should people have the right to carry out cultural practices when they cause harm? If not, what is the best way to go about changing them?