For Isaiah Berlin, Marx may be regarded as the "true father" of modern sociology, "in so far as anyone can claim the title."Herbert Spencer (27 April 1820 - 8 December 1903) was one of the most popular and influential 19th century sociologists.. 
For example, a study of a subculture (such as white working class youth in London) would consider the social practices of the group as they relate to the dominant class.. 