The article contains a study of views of the most eminent adherents to the theory of elite and an attempt at defining the (possibility of its application in social sciences. The emergence of that concept at the end of 19 century is related to names of Italians V. Pareto and G. Mosci. They defined a notion of elite though only in political categories omitting other spheres of social life, in particular the economic basis of a high social position of elite members. In the 20 century the theory of elite found many followers, especially in the English speaking countries. Observing a heterogenous character of modern societies, such {researchers as K. Mannheim, H. Dreitzel, S. Keller, specified several types of elites operating simultane...