- 
  
  Neuchâtel, Switzerland
- 
  
  Before Piaget became a psychologist, he trained in natural history and philosophy. He received a doctorate in 1918 from the University of Neuchatel.
- 
  
  proposed that children moved from a position of egocentrism to sociocentrism
- 
  
  Valentine Châtenay
- 
  
  awarded the Balzan Prize for Social and Political Sciences
- 
  
  Geneva, Switzerland
