He was on 'the inside track' for years, as deep state as there is.. (quick link don't know the accuracy to it all - just skimmed it - you'll get the idea...)

Council on Foreign Relations member, Bilderberger, Zbigniew Brzezinski co-founded the Trilateral Commission (TC) with David Rockefeller in 1973 and was its first director.
https://www.bibliotecapleyades.net/sociopolitica/sociopol_brzezinski06.htm