| An Austrian physician and the found of psychoanalysis. Formed the idea of the id, ego, and superego | |
| 8 stages of psychosocial development: Nurture, shame, initiative, focus shifts from family to school, ID confusion, relationships, social contribution, and lastly finding meaning at the end of one's life. | |
| "the theoretical giant of communist thought: whose prophecies are still hotly debated. | |
| Verstehen; Protestant Catholicism "produced the spirit of the modern form of industrial capitalism. |