3 A brief history of Ep Other view of the history of E p o The foundation: before 1920s o The development: 1920s to 1950s o The maturation: 1960s to 1980s o The perfect: after 1980s o(reference: Chen Qi, Contemporary Educational Psychology3 A brief history of E.P. ⚫ Other view of the history of E.P. ⚫ The foundation:before 1920s ⚫ The development:1920s to 1950s ⚫ The maturation:1960s to 1980s ⚫ The perfect: after 1980s ⚫ (reference: Chen Qi, Contemporary Educational Psychology)