Setting the Stage: The Problem of Self-Consciousness

Many thanks to John for inviting me to blog about my book, Thinking about Oneself, this week. The book is concerned with self-consciousness, understood as the ability to think about oneself. A paradigmatic expression of this ability is the ability to think “I”-thoughts (as in the thought “I am hungry”, …

The Importance of Miscomputation

Anyone familiar with the philosophical literature on representation is familiar with the notion of misrepresentation. The standard view is that any robust notion of representation must make it possible to have misrepresentation. If something cannot misrepresent, it does not represent at all. At least not in the most interesting and …

There Are Many Kinds of Computing Systems

One of the ways that the philosophical literature on computation is traditionally impoverished is that it tends to focus on just one or two paradigmatic examples, such as Turing machines or traditional digital computers. Perhaps because of this, some philosophers have produced accounts of physical computation from which it follows …

Does Every Physical System Compute?

In my previous post, I introduced pancomputationalism–the idea that every physical system performs computations. There are three main versions of pancomputationalism. Unlimited pancomputationalism says that every physical system performs just about any computation you like. For example, a piece of the Berlin wall sitting outside a museum, like the one in …

Does Computation Require Representation?

Most of the philosophers who discuss computation are interested in computation because they are interested in the computational theory of cognition. Cognitive systems are typically assumed to represent things, and computation is supposed to help explain how they represent. So many philosophers conclude that computation is the manipulation of representations. …

Is Computation Abstract or Concrete?

John Schwenkler kindly asked me to blog about my new book, Physical Computation: A Mechanistic Account. I am grateful for the invitation. The original motivation for the research that led to the book was to make progress on the vexed question of whether cognition involves computation. That seems to require …

Dream deception, cognitive corruption, and insight in dreams

My last post focused on the relationship between minimal phenomenal selfhood in dreams, spatiotemporal self-location, and bodily experience. But there is another and in some ways more traditional way of thinking about the relationship between dreaming and the self. This is to focus on the epistemic relation between the self, …

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