 From 1962 she taught for one year at the University of Khartoum.Sanderson left Sudan in 1964, after which she taught at Buckinghamshire College of Higher Education in Chalfont St Giles until 1980 and campaigned to end FGM.In 1980 she wrote a report for the University of London on "Education in the Middle East with special reference to the Sudan, Egypt and education for the eradication of female genital mutilation" and she worked with Asma El Dareer, author of a classic study on FGM in Sudan, "Woman, Why Do You Weep?"