Alexander Pruss's Blog

On the growing block theory of time, if God is in time, God grows. God doesn’t grow. So, God is not time or the growing block theory is n...

This is probably the simplest argument for the timelessness of God, and somehow I’ve missed out on it in the past: God does not change. C...

On a purely statistical views of health, the health of a bodily system is its functioning near the average or median. This leads to the absu...

Are general purpose LLMs useful to figuring things out in set theory? Here is a story about two experiences I recently had. Don’t worry abou...

Some people, including myself, are concerned that plural quantification may be quantification over sets in logical clothing rather than a pu...

Suppose a substantivalist view of spacetime on which points of spacetime really exist. Suppose I had taken a different path to my office to...

Consider this valid argument: Something that exists only for an instant cannot undergo real change. Something timeless cannot undergo rea...

Entertain this thought: There is a unique last thought that anyone ever thinks and it’s not true. Or, more briefly: The last thought i...

Yesterday , I offered a paradox about possible thoughts and pluralities of worlds. The paradox depends on a kind of recombination principle ...

These premises are plausible if the quantifiers over possible thoughts are restricted to possible non-divine thoughts and the quantifiers ov...

Assume classical mereology with arbitrary fusions. Further assume two plausible theses: If each of the y s is caused by at least one of t...

On perdurantism, we are four-dimensional beings made of temporal parts, and our actions are fundamentally those of the temporal parts. This...

Normally if Alice did something supererogatory for Bob, Bob has gained a duty to be grateful to me. It is puzzling that we have this normati...

Suppose Alice believes p . Does it follow that Alice disbelieves not- p ? Or would she have to believe not-not- p to disbelieve not- p ? (...

Suppose there is metaphysical vagueness, say that it’s metaphysically vague whether Bob is bald. God cannot believe that Bob is bald, since ...