I wrote a little anthro nugget of information, a short paragraph, which sort of elaborates a bit more on what she is talking about (posted below):
This brief, but exceptionally telling interview on youtube with Mary Douglas reveals quite a bit about this distinguished British anthropologist. Associated with the symbolic anthropology approach, Mary Douglas’ work focuses on the meaning that people give to their reality and how this reality can be observed in the behaviors and cultural symbols of that people. In the beginning of the interview she says that she was very interested in cognition and that this interest led her to look at cognition and society, specifically how the mind relates to the culturally constructed reality that it comes into contact with. From her research
TimesOnline had a nice obituary dedicated to her, written two days after her death, which I recommend reading. She truly was an exceptional scholar and shining intellect of her time.