Embodied simulation
Explanation
Embodied simulation is a hypothesis about how we understand others, proposed mainly by Vittorio Gallese, neuroscientist of the team that discovered mirror neurons in Parma. His thesis: when we observe others performing actions, expressing emotions or having sensations, our brain and body internally simulate those states, activating motor, emotional and sensory circuits that overlap with those that would be activated if we ourselves lived them.
The empirical evidence comes from multiple studies. When we observe someone smile, our own facial muscles tend to activate subtly (mimicry). When we see someone hurt, brain areas associated with our own pain activate. When we read descriptions of actions, corresponding motor areas are engaged. This embodied simulation would be the neural basis of empathy, intuitive understanding of others and, according to some authors, of language and symbolisation.
For Gallese and others (Hutto, Lakoff, Johnson), this perspective challenges traditional cognitive theories that understood understanding others as abstract inference about mental states (theory-theory). Instead of inferring from outside what is going on in the other's mind, we directly simulate it from within, in our own body. Social understanding is, at root, a form of bodily resonance, not abstract reasoning.
For the theory of consciousness, embodied simulation is relevant because it places the body at the centre of conscious experience. Consciousness is not a disembodied phenomenon; it is a property of a living body that moves, feels, acts. Consciousness of the other passes through the own body, and consciousness of one's own self emerges to a great extent from regulation of the body. This fits with broader proposals of embodied cognition.
The hypothesis connects with developments in cognitive linguistics (Lakoff and Johnson on embodied conceptual metaphors), philosophy of mind (Shaun Gallagher on bodily phenomenology), education (learning through the body, not just the intellect), and robotics (the difficulty of creating genuine intelligence without a robotic body that interacts with the world). The idea unifies various traditions that see mind as inseparable from body and from its physical environment.
Criticisms include that embodied simulation explains some aspects of social understanding but not all. There are abstract, symbolic, formal understandings that seem not to require direct bodily simulation. The exact relation between simulation and understanding remains a matter of debate. Despite these nuances, embodied simulation has been a fruitful bridge between neuroscience, phenomenology and philosophy of mind, and has contributed to a less brain-centric and more bodily-relational image of cognition and consciousness.
Strengths
- Neural evidence of systematic co-activation.
- Integrates phenomenology with neuroscience.
- Applicable to aesthetics and art.
- Productive framework for body-based psychotherapy.
Main critiques
- Discussion about the actual extent of the mirror system in humans.
- Cases of 'cognitive' empathy that do not require simulation.
- Possible over-interpretation of neural correlates.