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17Perception and Extramission in De quantitate animaeIn Robert Pasnau (ed.), Oxford studies in medieval philosophy volume 9, Oxford University Press. pp. 1-39. 2021.Augustine is commonly interpreted as endorsing an extramission theory of perception in _De quantitate animae_. A close examination of the text shows, instead, that he is committed to its rejection. The discussion ends with some remarks about what it takes for an account of perception to be an extramission theory and with a review of the strength of evidence for attributing the extramission theory to Augustine on the basis of his other works.
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23Priscian on PerceptionPhronesis 62 (4): 443-467. 2017.An aporia posed by Theophrastus prompts Priscian to describe the process by which perception formally assimilates to its object as a progressive perfection. I present an interpretation of Priscian’s account of perception’s progressive perfection, and I consider a dilemma for the general class of accounts to which Priscian’s belongs based on related problems raised by Plotinus and Aquinas. Doing so reveals the explanatory structure of Priscian’s account and the limitations of the general class of…Read more
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13Open Questions and the Manifest ImagePhilosophy and Phenomenological Research 68 (2): 251-289. 2007.The essay argues that, on their usual metalinguistic reconstructions, the open question argument and Frege's puzzle are variants of the same argument. Each are arguments to a conclusion about a difference in meaning; each deploy compositionality as a premise; and each deploy a premise linking epistemic features of sentences with their meaning (which, given certain meaning‐platonist assumptions, can be interpreted as a universal instantiation of Leibniz's law). Given these parallels, each is soun…Read more
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899Among the powers of living beings are intentional psychic powers, psychic powers that are of something. Thus, there is something seen, just as there is something feared or known. A puzzle arises when we consider whether these psychic powers might also be reflexive. Can these psychic powers be applied to themselves, or at least their exercise, such that the powers themselves, or their exercise, are their intentional objects? So, for example, in seeing what one does, and so being aware from within…Read more
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12What is the relation between colors and our experience of them? A na?ve thought is this?the phenomenal character of color experience is determined by the qualitative character of the perceived color. When Norm perceives a red tomato, the qualitative character of his color experience is determined by the qualitative character of the color manifest in his experience of the tomato. If however, colors are mind- independent qualities of material objects, as they seem, pre-philosophically to be, then …Read more
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2314Cosmos and Perception in Plato's TimaeusRoutledge. 2023.This is an essay on perception and its objects in the Timaeus. Two features of this work are noteworthy. First, the emphasis throughout is on Timaeus' views and not Plato's. Second, I show how broader aspects of Timaeus' cosmology are directly relevant to his philosophy of perception.
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1389Now with extra footnotes, by editorial demand! Final version accepted by Oxford Studies in Ancient Philosophy. This essay consists in a trick and a potential insight. The trick consists in a minimalist interpretation of color mixture. The account of color mixture is minimalist in the sense that, given certain background assumptions, there is no more to Timaeus’ account of color mixture than the list of the chromatic pathēmata and the list of how these combine to elicit perceptions of all the col…Read more
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748Color and the inverted spectrumIn Steven Davis (ed.), Vancouver Studies in Cognitive Science, Oxford University Press. pp. 187-214. 2000.If you trained someone to emit a particular sound at the sight of something red, another at the sight of something yellow, and so on for other colors, still he would not yet be describing objects by their colors. Though he might be a help to us in giving a description. A description is a representation of a distribution in a space (in that of time, for instance)
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1270Trinitarian PerceptionAristotelian Society Supplementary Volume 91 (1): 21-41. 2017.We begin with a puzzle about how to intelligibly combine the active and passive elements of perception. For counsel, we turn to Augustine’s account of perception in De Trinitate. Augustine’s trinitarian account of perception offers an attractive resolution of our puzzle. Augustine’s resolution of our puzzle, however, cannot be straightforwardly adopted. It must be adapted. We end with speculation about how this might be done.
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310Fictionalism in Metaphysics (edited book)Oxford University Press UK. 2005.Fictionalism is the view that a serious intellectual inquiry need not aim at truth. It came to prominence in philosophy in 1980, when Hartry Field argued that mathematics does not have to be true to be good, and Bas van Fraassen argued that the aim of science is not truth but empirical adequacy. Both suggested that the acceptance of a mathematical or scientific theory need not involve belief in its content. Thus the distinctive commitment of fictionalism is that acceptance in a given domain of i…Read more
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261The transparency of truthMind 106 (423): 475-497. 1997.Transparency is the following (alleged) property of truth: if one possesses the concept of truth, then to assert, believe, inquire whether it is true that S just is to assert, believe, inquire whether S (and conversely). It might appear (as it did to Frege in 'Thoughts') that if truth ascriptions were transparent, then the truth predicate must be redundant; but the fact that some truth ascriptions are not transparent-for instance, those that quantify over, name, or describe the proposition(s) to…Read more
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935I defend and develop a traditional view in the metaphysics of sound, The Wave Theory of Sound. According The Wave Theory, as developed herein, sounds are not patterned disturbances so much as their propagation. And the propagation of a patterned disturbance is not a form of travel, but a dynamic in-formation, the wave-form successively inhering in diferently located parts of the dense and elastic medium. This conception, along with the assumption that we hear not only sounds but their sources, h…Read more
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759Sound and ImageIn Christoph Limbeck-Lilienau & Friedrich Stadler (eds.), The Philosophy of Perception: Proceedings of the 40th International Ludwig Wittgenstein Symposium, De Gruyter. pp. 189-196. 2019.We hear sounds, and their sources, and their audible qualities. Sounds and their sources are essentially dynamic entities, not wholly present at any given moment, but unfolding through their temporal interval. Sounds and their sources, essentially dynamic entities, are the bearers or susbtrata of audible qualities. Audible qualities are qualities essentially sustained by activity. The only bearers of audible qualities present in auditory experience are essentially dynamic entities. Bodies are no…Read more
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1557Perception and Extramission in De quantitate animaeOxford Studies in Medieval Philosophy. forthcoming.Augustine is commonly interpreted as endorsing an extramission theory of perception in De quantitate animae. A close examination of the text shows, instead, that he is committed to its rejection. I end with some remarks about what it takes for an account of perception to be an extramission theory and with a review of the strength of evidence for attributing the extramission the- ory to Augustine on the basis of his other works.
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758The first main idea is that standard noncognitivism is a syndrome of three logically distinct claims. Standard noncognitivists claim that moral judgment is not belief or any other cognitive attitude but is, rather, a noncogntive attitude more akin to desire; that this noncognitive attitude is expressed by our public moral utterances; and, hence, that our public moral utterances lack a distinctively moral subject matter and so are not answerable to the moral facts. Notice, however, that these are…Read more
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2097Does metaethics rest on a mistake? (review)Analysis 73 (1): 129-138. 2013.Review of part one of Ronald Dworkin's Justice for Hedgehogs
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716One cannot give too many or too frequent warnings against this laxity, or even mean cast of mind, which seeks its principle among empirical motives and laws; for, human reason in its weariness gladly rests on this pillow and in a dream of sweet illusions (which allow it to embrace a cloud instead of Juno) it substitutes for a morality a bastard patched up from limbs of quite diverse ancestry, which looks like whatever one wants to see in it but not like virtue for him who has once seen virtue in…Read more
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249What numbers could be (and, hence, necessarily are)Philosophia Mathematica 4 (3): 238-255. 1996.This essay explores the commitments of modal structuralism. The precise nature of the modal-structuralist analysis obscures an unclarity of its import. As usually presented, modal structuralism is a form of anti-platonism. I defend an interpretation of modal structuralism that, far from being a form of anti-platonism, is itself a platonist analysis: The metaphysically significant distinction between (i) primitive modality and (ii) the natural numbers (objectually understood) is genuine, but the …Read more
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689Color pluralismPhilosophical Review 116 (4): 563-601. 2007.Colors are sensible qualities. They are qualities that objects are perceived to have. Thus, when Norm, a normal perceiver, perceives a blue bead, the bead is perceived have a certain quality, perceived blueness. `Quality', here, is no mere synonym for property; rather, a quality is a kind of property a qualitative, as opposed to quan• titative, property. (The quantitative is a way of contrasting with the qualitative perhaps not the only way.).
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804Reasoning and representingPhilosophical Studies 105 (2): 129-160. 2001.I argue that logical understanding is not propositional knowledgebut is rather a species of practical knowledge. I further arguethat given the best explanation of logical understanding someversion or another of inferential role semantics must be the correct account of the determinants of logical content
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647Reply to GansonIn Lagerlund Henrik & Yrjönsuuri Mikko (eds.), Mechanisms of Sense perception, Springer. forthcoming.A reply to Todd Ganson’s “Was Aristotle a Naïve Realist”, a talk for a conference in Gothenburg Sweden 12-14 June 2015 entitled The Mechanisms of Sense Perception in Aristotle and the Aristotelian Tradition
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998Open questions and the manifest imagePhilosophy and Phenomenological Research 68 (2). 2004.The essay argues that, on their usual metalinguistic reconstructions, the open question argument and Frege’s puzzle are variants of the same argument. Each are arguments to a conclusion about a difference in meaning; each deploy compositionality as a premise; and each deploy a premise linking epistemic features of sentences with their meaning (which, given certain meaning-platonist assumptions, can be interpreted as a universal instantiation of Leibniz’s law). Given these parallels, each is soun…Read more
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615Metamerism, constancy, and knowing whichMind 117 (468): 549-585. 2008.When Norm perceives a red tomato in his garden, Norm perceives the tomato and its sensible qualities
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935Epistemic relativismPhilosophical Review 118 (2): 225-240. 2009.A critical review of Paul Boghossian's Fear of Knowledge. I argue that the central argument against epistemic relativism fails and that even if the arguments of Fear of Knowledge worked perfectly on their own terms, Fear of Knowledge would fail to persuade the relativistically inclined.
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557The presence of the fiery substance illuminates the transparent medium. White (leukon) corresponds to the presence of this determinant of what is actually transparent. Conversely, black (melaton) corresponds to its absence. The absence of the fiery substance darkens the transparent medium. White and black are thus associated with a fundamental condition on the visibility of remote external particulars. No doubt in part because of this Aristotle attempts to explain the other hues in terms of the …Read more
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750If you trained someone to emit a particular sound at the sight of something red, another at the sight of something yellow, and so on for other colors, still he would not yet be describing objects by their colors. Though he might be a help to us in giving a description. A description is a representation of a distribution in a space (in that of time, for instance).
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687Producing language that other people will be able to understand involves not just having a picture in your mind of the scenario…You have to deploy a shared linguistic system, according to established rules, using lexemes of known meaning, to present that picture to others in a way that will work for them. You have to consider whether there are other ways of viewing the situation at hand. You have to examine the wording you have chosen to see if it has ambiguities or unclarities. You have to put …Read more
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6117Form Without Matter: Empedocles and Aristotle on Color PerceptionOxford University Press. 2015.Mark Eli Kalderon presents an original study of perception, taking as its starting point a puzzle in Empedocles' theory of vision: if perception is a mode of material assimilation, how can we perceive colors at a distance? Kalderon argues that the theory of perception offered by Aristotle in answer to the puzzle is both attractive and defensible
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1200Moral fictionalism, the Frege-Geach problem, and reasonable inferenceAnalysis 68 (2): 133-143. 2008.CHANGE SLIDE Go through outline of talk CHANGE SLIDE It is my sincerest hope that if there is one thing that people take away from Moral Fictionalism, it is the recognition that standard noncognitivism involves a syndrome of three, logically distinct claims. Standard noncognitivists claim that moral judgment is not belief or any other cognitive attitude but is, rather, a noncognitive attitude more akin to desire; that this noncognitive attitude is expressed by our public moral utterances; and, h…Read more
London, England, United Kingdom of Great Britain and Northern Ireland
Areas of Specialization
| Perception |
Areas of Interest
| Metaphysics |
| Philosophy of Mind |
| Meta-Ethics |
| Ancient Greek and Roman Philosophy |
| Perception |