1. Apperception theory applied equally for general psychology and cultural psychology. 2. Apperception played a key role in Herbart s educational theory. 3. He wanted to know how apperception and thinking were related to language. 4. Examples of such tests include the Rorschach test and the Thematic Apperception Test. 5. Apperception exhibits a range of theoretical assumptions on the integrative process of consciousness. 6. And " all subjectivity with all reflection expires in the spontaneity of apperception. 7. Apperception is Wundt's central theoretical concept. 8. Immanuel Kant distinguished transcendental apperception from empirical apperception. 9. Immanuel Kant distinguished transcendental apperception from empirical apperception. 10. Philosopher Gottfried Wilhelm Leibniz introduced the concept of apperception to this philosophical approach to attention.