Episode #179 ... Why is consciousness something worth talking about?

In this episode, Steven West emphasizes the significance of discussing consciousness in the context of contemporary philosophical debates. He posits that understanding the history of philosophical ideas ultimately informs our current discussions about consciousness, particularly as it relates to free will, identity, and morality. He aims to equip listeners with insights into these debates, as they are fundamental to our understanding of human experience.

West introduces the distinction between scientific inquiry and philosophical understanding regarding consciousness. He suggests that despite tremendous advances in neuroscience, there remains an elusive quality about subjective experiences that science alone cannot fully capture. Philosophers provide conceptual frameworks that guide scientific exploration, challenging scientists to consider deeper meanings behind their empirical data.

The 'hard problem of consciousness', a term coined by philosopher David Chalmers, is explored in depth. West explains that the hard problem is about understanding why and how subjective experiences arise from physical brain states. He discusses the challenge of defining consciousness and the implications of theories that suggest consciousness may not be reducible to physical processes alone.

West utilizes Chalmers' philosophical zombie thought experiment to probe the nature of consciousness further. The crux of the experiment explores whether a being that behaves just like a conscious human but lacks subjective experience could exist. This leads to discussions on the moral implications regarding animals and artificial intelligences that may become indistinguishable from humans in behavior.

West contemplates a hypothetical society that adopts a hierarchy of consciousness, illustrating potential consequences for moral policy and societal values. If society operates under the idea that only certain beings possess consciousness, this perspective could drastically reshape our moral landscape concerning animal rights and ethical considerations in scientific experimentation. He encourages listeners to reflect on the broader ramifications of how we define and value consciousness.