Name of Iran their country "Arya", "Iran", "Iranshahr", "Iranzamin" (Land of Iran), "Aryānām" (the equivalent of "Iran" in the proto-Iranian language) or its equivalents. The term "Arya" has been used by the Iranian people, as well as by the rulers and emperors of Iran, from the time of the Avesta. Evidently from the time of the Sassanids (226–651 CE) Iranians have called it "Iran", meaning "the land of Aryans" and "Iranshahr". In Middle Persian sources, the name "Arya" and "Iran" is used for the pre-Sassanid Iranian empires as well as the Sassanid empire. As an example, the use of the name "Iran" for
Evolutionary theory of the self interact with social and physical environments. It is suggested that the brain performs a complex list of tasks to complete these interactions to distinguish self from other. This defines the brain to be characteristically distributive to complete complex tasks, and thus suggests that the self is also distributive. Therefore, the Evolutionary Theory of the Self detours from the traditional conceptions that include the self being a centralized, unitary mechanism that is both conscious (sense of self) and compiled of a collection of episodic memories. Alternatively, it suggests that the conception of self is mostly unconscious, and the brain evolves from