Annotation
The author reflects upon the possibility of applying the principle of correlation between the method and subject in the process of studying the irrational. The author puts forward the premise about the principal methodological incompleteness of any methodological statement. The main conclusion drawn from the article is the thesis that research of the irrational sphere is possible by employment of a new non-classical type of rationality.
Key words: rational, irrational, social cognition, historical types of rationality, philosophical methodology.