There are ideas of how it could look, like futarchy or The State in the Third Millennium, but will we actually get there is a great question. I’m optimistic some people in the future will be able to live in a civilization with them separated or integrated more efficiently.

https://books.google.com/books/about/The_State_in_the_Third_Millennium.html?id=mFxmEAAAQBAJ&source=kp_book_description

http://mason.gmu.edu/~rhanson/futarchy.html