Pierre-Joseph Proudhon (15 January 1809 in Besancon - 19 January 1865 ni Passy) je oloselu, amoye alajojeanfani, ati sosialisti ara Fransi.Itokasiawon ojoibi ni 1809Awon ojoalaisi ni 1865Awon amoye ara Fransi.. 
His ideas were highly observed by lérí political Gibeah, especially in the United States and England.Foundations of the academic disciplinezsv academic sociology was established by Émile durkheim (1858-1917), who developed kẹ́gànvište as a foundation to practical social research.. 