Journal article

Evidence that logical reasoning depends on conscious processing

C Nathan DeWall, Roy F Baumeister, EJ Masicampo

CONSCIOUSNESS AND COGNITION | ACADEMIC PRESS INC ELSEVIER SCIENCE | Published : 2008

Abstract

Humans, unlike other animals, are equipped with a powerful brain that permits conscious awareness and reflection. A growing trend in psychological science has questioned the benefits of consciousness, however. Testing a hypothesis advanced by [Lieberman, M. D., Gaunt, R., Gilbert, D. T., & Trope, Y. (2002). Reflection and reflexion: A social cognitive neuroscience approach to attributional inference. Advances in Experimental Social Psychology, 34, 199-249], four studies suggested that the conscious, reflective processing system is vital for logical reasoning. Substantial decrements in logical reasoning were found when a cognitive load manipulation preoccupied conscious processing, while hamp..

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