> As early as 1960, L. Ron Hubbard had proposed that Scientologists should infiltrate government departments by taking secretarial, bodyguard or other jobs.
It's the same basic playbook currently used to advance ideology based on identity culture I to various institutions.
TBH, it might only be coincidental that the playbooks match.
The Long March Through the Institutions
Not coincidence, but probably "convergent evolution"; much of it is just common sense effective tactics.