Not many CIA directors serve as members of a U.S. president’s Cabinet. CIA Director William Burns will now be one of the few. 
President Joe Biden, underscoring the confidence he holds in and how much he relies on Mr. Burns, announced on July 21 that the intelligence chief is now a Cabinet member.
There is precedent for a CIA director to serve in a Cabinet. President Bill Clinton named CIA directors John Deutsch and George Tenet to his cabinet. President Ronald Reagan did the same with William Casey.
Mr. Burns is one of the president’s closest advisers, and the two meet regularly.  Mr. Biden has dispatched Mr. Burns overseas on diplomatic missions….