To confuse things more, things are different in the UK (understatement of the century I know). Industrial design in the UK tends to be more of a highbred between ID and ME. In the US programs range from being more conceptual to being more human centered to being more aligned with ME (thought not as much as what I have seen from the UK programs) and all of them tend to be called ID.
More confusing still, some Res call themselves product designers… we should probably just scrap English and start over 