For example, in a paper published in Royal Society Open Science in November 2014, scientists led
by anthropologist Robert Walker of the University of Missouri, Columbia, used satellite images to survey isolated groups in Brazil.
These were some of the people who in the mid-1960s were met
by Western Australian Native Welfare Officers and Native Patrol Officers working with the Woomera Weapons Research Establishment, recorded
by the
anthropologists Professor
Robert Tonkinson and Professor Richard Gould, and filmed
by the Commonwealth Film Unit for the People of the Australian Western Desert series.