This is part of the continuing legacy of Franz Boas's struggle against the eugenicists, cultural supremacists (I think there is another term for them) and Nazis, on the one hand, and Margaret Mead's Barney-the-Dinosaur evaluation of Samoan society. It turned out the Samoans were "on good behavior" for Mead, who ate it up with a spoon because it met her own biases; she came pre-loaded, apparently, with an intellectual agenda that said that Western Civ is crazy-making bad and wicked and evil and stuff. As a result, she didn't record accurately some pretty dark things that were commonplace in Samoan society.
"As a result, she didn't record accurately some pretty dark things that were commonplace in Samoan society."
Worse, the Samoans flim-flammed her six ways from Sunday, filling her head full of outrageous nonsense that she reported as the truth.