8. Higher-Order Thought Theory
The Higher-Order Thought Theory suggests that consciousness emerges when the brain is able to form thoughts about its own thoughts—essentially, when we become aware of our mental states. This “meta-cognition” is what separates conscious experience from purely unconscious processing. By explaining how awareness can arise from layers of self-reflection, this theory sheds light on the difference between automatic actions and those we can describe or control. Discover more at Aeon.