Each key figure is associated with a particular theoretical perspective and orientation.Other developmentsThe first college course entitled "Sociology" was taught in the United States at Yale in 1875 by William Graham Sumner.. 
jẹ́ òṣèré tó gba ẹ̀bùn àkàDemi fún òṣèré Ọkùnrin dídárajùlọpọ̀àwọn Ọjọ́ìbí ni àwọn ẹlẹ́bùn ADemi Ọkùnrin Òṣèré Dídárajùlọ Sago.. 