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McLean's Triune Brain 

McLean's Triune Brain 

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Abstract A multiple module model of human consciousness is needed because several powerful subconscious elements have been found which strongly influence behavior. Recognition of the existence of brain-mind modules is as old as written history. Recently, McLean’s evolutionary Triune Brain model, has been expanded to Morton’s Dual Quadbrain Model of...

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... notable exception was Paul McLean [3] at the National Institutes for Health in the USA who developed the Triune Brain Model, which consisted of three increasingly recent evolutionary layers. They were the Reptilian System, the Paleo-Mammalian (limbic) System, and the Neomammalian System, as illustrated in Figure 1. The Dual Quadbrain Model and Modular Consciousness ...