OK, fair enough. It hasn't been convincingly demonstrated. But maybe you'll agree that it's still a good idea to watch out for the Hawthorne effect when doing h

OK, fair enough. It hasn't been convincingly demonstrated. But maybe you'll agree that it's still a good idea to watch out for the Hawthorne effect when doing human performance research, because it seems like a possible source of error. You wouldn't tell experimenters "there is no Hawthorne effect, so stop worrying about it."