Chapter 7

   Egocentrism: cannot take another's perspective
      Theory of mind: understanding that people have different thoughts, knowledge
         Good predictor of social skills
         Autistic people do not pass theory of mind tasks
      Centration: consider only one aspect of reality at a time
         Conservation: things are the same regardless of changing appearances
         Reversibility: understand that can change things back the way they were

   Criticisms:
      Used confusing, unfamiliar tasks
      Rely on kid's incomplete knowledge