1 Do we need a metatheory of the built environment?

2 A metatheory or meta-theory is a theory whose subject matter is some other theory.

3 We believe that strengthening the teaching literary metatheory will be proved to be an effective way.

4 Theoretical psychology includes two aspects: metatheory and substantive theory, it is very important to the development of psychological science.

5 Statements made in the metatheory about the theory are called metatheorems.

6 It is a problem of metatheory of moral education whether morality could be taught or not.

7 This paper firstly introduces the conception of metatheory and discusses its importance in theoretical foundation of information science.

8 Freire and Habermas share a critical theory of the dialogical and developmental subject. Meantime, both of them approach the issues of theory and practice from the perspective of metatheory.

9 This paper verifies the explicatability and foreseeability of this metatheory , and also shows the principles of its polysystematic study.

10 Postmodern brings a vaguous dual heritage to the psychology and thus metatheory will unavoidably confront many uncontrollable and contradictory difficulties.