Some authors argue that anthropology originated and developed as the study of <answer>"other cultures</answer>", both in terms of time (past societies) and space (non-European/non-Western societies). For example, the classic of urban anthropology, Ulf Hannerz in the introduction to his seminal Exploring the City: Inquiries Toward an Urban Anthropology mentions that the "Third World" had habitually received most of attention; anthropologists who traditionally specialized in <answer>"other cultures</answer>" looked for them far away and started to look "across the tracks" only in late 1960s.
What do some authors state anthropology developed as the study of?
"other cultures