Field theory
# Field theory

Field theory may refer to:

## Science

* Field (mathematics), the theory of the algebraic concept of field
* Field theory (physics), a physical theory which employs fields in the physical sense, consisting of three types:
   * Classical field theory, the theory and dynamics of classical fields
   * Quantum field theory, the theory of quantum mechanical fields
   * Statistical field theory, the theory of critical phase transitions
   * Grand unified theory

## Social science

* Field theory (psychology), a psychological theory which examines patterns of interaction between the individual and his or her environment
* Field theory (sociology), a sociological theory concerning the relationship between social actors and local social orders
