Best kept secret: They're all CIA, with probable exception of Jimmy Carter. Bush-41--CIA operative beginning with Dresser Industries in the 1950s, which is a CIA-front. Bush-43's daddy (code name=Poppy) became CIA director in late 1970s, and he taught his son everything he knew. Bush-41 is an Agency NOC (Non-official Covered Officer). Bush-43 became an Agency Asset. Bill Clinton was recruited as a Rhodes Scholar and sent to UK and Russia as an agent. Barack Obama (aka Barry Soetoro), biological son of Frank Marshall Davis, was born into a CIA family, including his mother Stanley Dunham, and grandparents. When Obama was supposed to be attending classes at Columbia Univ, and was later found to be absent, he was fulfilling CIA duties as a NOC in Pakistan and Afghanistan, organizing resistance, including the Taliban and Al-Qaeda, to the Soviet invasion of the early 1980s.