Alexander Pruss's Blog

Suppose there is an infinite set of people, all of them worth saving, and you can save some subset of them from drowning. Can you assign a u...

Consider this strong meaning-permanence thesis: There being a permanent end to all humanly relevant events would render all of our present...

Here’s an interesting thing: Learning that our spatiality is an illusion need not radically change the pattern of our rational lives. Lea...

Aristotle thinks that the flourishing of a kind of organism is primarily defined by the excellent exercise of the distinctive functions of ...

Some contemporary Thomists have the idea that there are exactly three metaphysical species—three kinds differentiated by qualitatively diffe...

One can only know a proposition when it is true. One can only know a proposition when one exists. Thus, one can only know a proposition i...

You might observe: Most of the people I know are more social than me. And then you might beat up on yourself, concluding: I am less so...

Suppose infinitely many people independently roll a fair die. Before they get to see the result, they will need to guess whether the die sho...

Suppose presentism is true and truths about other times are grounded in tensed facts, such as the fact that there were once dinosaurs. Give...

Here’s a curious argument against Growing Block. Other things being equal, it is better to receive goods earlier in life and to receive bads...

In our philosophy of time seminar, we have been thinking about time biases. Humans appear to discount future goods and bads so that a good o...

I am starting to think that it’s rather mysterious what real change—i.e., non-Cambridge change—is. (Cambridge change is illustrated by examp...

Assume naturalism about the human mind. Our best naturalistic account of the human mind is functionalism. But functionalism faces multiple t...

It would be appealing to be able to hold on to all of the following: Four-dimensionalism. Elementary particles are simples. There is onl...

A number of contemporary Aristotelians hold to the view that when a fundamental particle becomes or ceases to be a part of an organism, the ...