section_path: Reason in particular fields of study/Psychology and cognitive science
section_name: Psychology and cognitive science
paragraph_text: Psychology and cognitive science
  
  Scientific research into reasoning is carried out within the fields of psychology and cognitive science. Psychologists attempt to determine whether or not people are capable of rational thought in a number of different circumstances.
  
  Assessing how well someone engages in reasoning is the project of determining the extent to which the person is rational or acts rationally. It is a key research question in the psychology of reasoning and cognitive science of reasoning. Rationality is often divided into its respective theoretical and practical counterparts.