Packer writes about these people and their milieus beautifully and precisely; respectfully and, when warranted, critically.
It will be a strange change of milieu for the child, but I have, I think, made her independent of milieus.
milieu mi·lieu (mĭl-yu', mēl-yɶ')
n. pl. mi·lieus or mi·lieux (-lyɶ')
The totality of one's surroundings; an environment.
The social setting of a mental patient.