sentences:  The Pitjantjatjara people gave him the honorific "Tjilpi", meaning "respected old man".He and his wife Phyllis Duguid, also an Aboriginal rights campaigner as well as women's rights activist, led much of the work on improving the lives of Aborigines in South Australia in the mid-twentieth century.The Duguids' legacies include the Duguid Indigenous Endowment Fund at The Australian National University and the Biennial Duguid Memorial Lecture series (held in alternate years at the University of South Australia and Flinders University).