Further divergence among historians can be attributed to varying theoretical perspectives regarding imperialism that are proposed by emerging academic schools of thought. Noteworthy examples include cultural imperialism, whereby proponents such as John Downing and Annabelle Sreberny-Modammadi define imperialism as ""...the conquest and control of one country by a more powerful one."" Cultural imperialism signifies the dimensions of the process that go beyond economic exploitation or military force." Moreover, colonialism is understood as ""...the form of imperialism in which the government of the colony is run directly by foreigners.""