An American Sociologist William Fielding Ogburn suggests that social change occurs in culture and cultural evolution is the result of the following is the process of social change which includes:
Linton says that “an invention is a new application of knowledge”. When a thing which is already exists in a culture comes to front and appear before the masses, is invention in social change. Invention occurs due to the following three factors.
Mental Ability. An invention required mental ability of an individual in a society. Larger the population, greater would be the number of talented people. So, mental ability is a source for social change in society.
Demand. A demand of the people for anything which is in scarcity results in an invention, which leads to social change. Greater the demand of people for material object, faster would be the process of invention.