In 1948, a group of 17 Australian and American scientists - lead by Adelaide anthropologist Charles Mountford - spent 9 months in remote Arnhem Land, studying traditional Aboriginal life and culture. The adventure was celebrated by the press of the day, but a new book uncovers the chaos, dysfunction and unethical practices of the expedition. 

• Guest: Prof. Martin Thomas, author of Clever Men: How worlds collided on the scientific expedition to Arnhem Land of 1948