Over his 55-year career at the Robert College, Çerçiyan taught over 25,000 students, among them the future Prime Minister Bülent Ecevit, Foreign Ministers Selim Sarper and Rifat Turgut Menemencioğlu, and Cabinet Minister Kasim Gulek.
After receiving a letter praising Kasım Gülek from the Dean of Columbia University, Atatürk, founder of modern Turkey, called upon him and offered him to become a Member of Parliament.