Hey – not that anyone needs to read the CIA document… I honestly wouldn’t unless you were me… but for the record – someone put a ‘more english’ version out there
https://medium.com/accessible-foia/analysis-assesment-gateway-process-army-cia-foia-1983-human-consciousness-d7fa332ef404

https://www.sotapanna.co/waterfall/
This is a more academic write-up, for another take. It steps through all the fish that fly, and has links to a sample of the research