The term “business guru” is used as a colloquial term for natural persons who have made a relevant contribution to the development of teaching, practice and institution of business administration by developing new methods, concepts, models and theories.
The term “business guru” emphasizes that the person concerned is held in high regard by the relevant professional audience due to these extraordinary merits, which is reflected in the fact that the person exerts a formative influence on practice and is in great demand as an expert and advisor.
A more neutral term is that of the “business thinker”. Similarly positively connotated are the related terms “management guru” and “management thought leader”, more neutrally the terms “management theorist” and “management thinker”.