US attack on Venezuela evokes Monroe Doctrine, laid out in 1823 to cement Washington's sphere of influence in Americas.

Sarang Shidore, director of the Global South Program at the Quincy Institute, sits down with James M. Lindsay to discuss whether a return to great power spheres of influence is practical in the twenty ...

Building a successful real estate business depends on cultivating strong relationships. Real estate agents will often rely on their network or sphere of influence (SOI) to land their next deal. It’s ...