Which preposition to use with theosophists

for Occurrences 1%

" H.P. Blavatsky penned a brief article in the Theosophist for August, 1882, in which she commented on my paragraph, remarking, in her generous way, that it must have been written "while labouring under entirely misconceived notions about the real nature of our society.

Which preposition to use with  theosophists