Terry - "The constant sifting and shifting leaves the Watchtower members dumber and dumber-er...."
That, coupled with the constant anti-education rhetoric, can't help but leave the Org in charge of - as I've said before - a "worldwide body" of morons.
I'd figured that out even back when I was still in, and couldn't fathom (at the time) why on earth the WTS would want that. It didn't occur to me until much later that they might not actually want an overly-intelligent rank-and-file.