Sister Cities International (SCI) is a nonprofit citizen diplomacy network that creates and strengthens partnerships between U.S. communities and international communities. Sister Cities International was founded by President Eisenhower during a White House Summit on Citizen Diplomacy on September 11-12, 1956. Sister Cities International strives to build global cooperation at the municipal level, promote cultural understanding and stimulate economic and educational development.
Helms, R. G.
(2016). Sister Cities International: A Global Citizen Diplomacy Network. Global Education Journal, 1, 43-57.