Gwen Bradford presents the first systematic account of what achievements are, and why they are worth the effort. She argues that more things count as achievements than we might have thought, and offers a new perfectionist theory of value in which difficulty, perhaps surprisingly, plays a central part in characterizing achievements.

This is a prize-winning study of an area of physics not previously explored by philosophy: gauge theory. Gauge theories have provided our most successful representations of the fundamental forces of nature. But how do such representations work? Healey defends an original answer to this question.

Quantum theory launched a revolution in physics. But we have yet to understand the revolution's significance for philosophy. Richard Healey opens a path to such understanding. The first part of this book offers a self-contained but opinionated introduction to quantum theory. The second part assesses the theory's philosophical significance.

Many philosophers tacitly accept the View: consciousness is necessary for being a welfare subject. That is, in order to be an eligible bearer of welfare goods and bads, an entity must be capable of phenomenal consciousness. However, this paper argues that, in the absence of a compelling rationale, we are not licensed to accept the View, because doing so amounts to fallacious reasoning in theorizing about welfare: insisting on the View when consciousness is not in fact important for welfare value (...) in a systematic and significant way is objectionably “consciousist.” As a result, the View does not advance our understanding of the value of consciousness. The paper further diagnoses why we may be attracted to the View, and what we should accept instead. (shrink)

Uniqueness appears to enhance intrinsic value. A unique stamp sells for millions of dollars; Stradivarius violins are all the more precious because they are unlike any others. This observation has not gone overlooked in the value theory literature: uniqueness plays a starring role recalibrating the dominant Moorean understanding of the nature of intrinsic value. But the thesis that uniqueness enhances intrinsic value is in tension with another deeply plausible and widely held thesis, namely the thesis that there is a pro (...) tanto reason to promote the good. It is argued that there is a second, distinct type of uniqueness that plays a more interesting and important axiological role: uniqueness imparts irreplaceable value. This gives occasion to develop the surprisingly undertheorized notion of irreplaceable value. (shrink)

Pain, failure and false beliefs all make a life worse, or so it is plausible to think. These things and possibly others seem to be intrinsically bad—no matter what further good comes of them they make a life worse pro tanto. In spite of the obvious badness, this is difficult to explain. While there are many accounts of well-being, few are up to the challenge of a univocal explanation of ill-being. Perfectionism has particular difficulty. Otherwise, it is a theory that (...) has quite a lot in its favour. This paper proposes a new valuation scheme for perfectionism, the tripartite scheme, which affords perfectionism the resources to give a comprehensive account of robust bads and has further additional advantages for the view. (shrink)

This article gives an account of what makes achievements valuable. Although the natural thought is that achievements are valuable because of the product, such as a cure for cancer or a work of art, I argue that the value of the product of an achievement is not sufficient to account for its overall value. Rather, I argue that achievements are valuable in virtue of their difficulty. I propose a new perfectionist theory of value that acknowledges the will as a characteristic (...) human capacity, and thus holds that the exercise of the will, and therefore difficulty, is intrinsically valuable. (shrink)

Using a 2×2×2 experimental design, the effects of situational and individual variables on individuals' intentions to act unethically were investigated. Specifically examined were three situational variables: (1) quality of the work experience (good versus poor), (2) peer influences (unethical versus ethical), and (3) managerial influences (unethical versus ethical), and three individual variables: (4) locus of control, (5) Machiavellianism, and (6) gender, on individuals' behavioral intentions in an ethically ambiguous dilemma in an work setting. Experiment 1 revealed main effects for quality (...) of work experience, Machiavellianism, locus of control, and an interaction effect for peer influences and managerial influences. Experiment 2 showed main effects for all three situational variables and Machiavellianism. Neither experiment supported gender differences. Limitations, future research, and implications for management are discussed. (shrink)

While its applications have made quantum theory arguably the most successful theory in physics, its interpretation continues to be the subject of lively debate within the community of physicists and philosophers concerned with conceptual foundations. This situation poses a problem for a pragmatist for whom meaning derives from use. While disputes about how to use quantum theory have arisen from time to time, they have typically been quickly resolved, and consensus reached, within the relevant scientific sub-community. Yet rival accounts of (...) the meaning of quantum theory continue to proliferate . In this article I offer a diagnosis of this situation and outline a pragmatist solution to the problem it poses, leaving further details for subsequent articles. (shrink)

This is one of the most important books on quantum mechanics to have appeared in recent years. It offers a dramatically new interpretation that resolves puzzles and paradoxes associated with the measurement problem and the behavior of coupled systems. A crucial feature of this interpretation is that a quantum mechanical measurement can be certain to have a particular outcome even when the observed system fails to have the property corresponding to that outcome just prior to the measurement interaction.

Healey et al. use experiments with chat dialogues to test the hypothesis that language co‐ordination is driven by ‘running repairs’. They replace signals of understanding such as “okay” with weaker, ‘spoof’ signals like “ummm”, and replace specific requests for clarification like “on the left?” with signals that suggest a higher degree of misunderstanding like “what?”. The latter manipulation causes participants to switch rapidly to more abstract forms of referring expression.

Why is pain bad? The most straightforward theory of pain's badness,dolorism, appeals to the phenomenal quality of displeasure. In spite of its explanatory appeal, the view is too straightforward to capture two central puzzles, namely pain that is enjoyed and pain that is not painful. These cases can be captured byconditionalism, which makes the badness of displeasure conditional on an agent's attitude. But conditionalism fails where dolorism succeeds with explanatory appeal. A new approach is proposed,reverse conditionalism, which maintains the explanatory (...) appeal of dolorism, but gives attitudes a value-defeating role. It is argued that this view does best in fulfilling the desiderata and capturing the cases. (shrink)

Perfectionism, the view that well-being is a matter of developing characteristically human capacities, has relatively few defenders in the literature, but plenty of critics. This paper defends perfectionism against some recent formulations of classic objections, namely, the objection that perfectionism ignores the relevance of pleasure or preference for well-being, and a sophisticated version of the ‘wrong properties’ objection, according to which the intuitive plausibility of the perfectionist ideal is threatened by an absence of theoretical pressure to accept putative wrong properties (...) cases. The paper argues these objections are unsuccessful, but introduce a new worry, the Deep Problem: Perfectionism fails to offer a satisfying foundational justification for why developing the human essence is valuable. The paper responds to the deep problem, ultimately arguing that it is a puzzle put to all theories of well-being to provide a justification for their normative significance. (shrink)

If the Mona Lisa, the Sistine Chapel, the sarcophagus of Tutankhamun, or the Sword of Goujian were destroyed, nothing could replace them. New works of art that are even more impressive may be created, which may replenish the value in the world in quantity, but they would not fully replace the loss. Works of art and historical artifacts have irreplaceable value. But just what is irreplaceable value? This paper presents perhaps the first analysis. Irreplaceable value is a matter of intrinsic (...) value in virtue of unreinstantiable good-making properties, which give rise to reasons to preserve and protect. (shrink)

In this article, we develop and defend an account of the normative significance of nonhuman animal agency. In particular, we examine how animals’ agency interests impact upon the moral permissibility of our interactions with them. First, we defend the claim that nonhuman animals sometimes have rights to self-determination. However, unlike typical adult humans, nonhuman animals cannot exercise this right through the giving or withholding of consent. This combination of claims generates a puzzle about the permissibility of our interactions with nonhuman (...) animals. If animals sometimes have rights to self-determination, but lack the capacity to consent, then when, if ever, is it permissible for us to touch them, hold them, bathe them, or confine them? In the second half of the article, we develop a solution to this puzzle. We argue that while we cannot obtain animals’ consent, they can engage in authoritative communications of will through acts of “assent” and “dissent.”. (shrink)

Perfectionism, broadly speaking, is the view that the development of certain characteristically human capacities is good. The view gains motivation in part from the intuitive pull of an objective approach to wellbeing, but dissatisfaction with objective list theory. According to objective list theory, goods such as knowledge, achievement, and friendship constitute good in a life. The objective list has terrific intuitive appeal – after all, it’s a list generated by reflecting on the good life. But as a theory, some find (...) it unsatisfying. What justifies presence on the list? On the traditional conception it is just a list and not much of a theory at all. Perfectionism captures the intuitive pull of the objective list and provides a unifying justification: the entries on the list share in common a special relationship to human nature. This essay gives an overview of perfectionism. (shrink)

Achievement is among the central goods in life, but just what is achievement, and how is it valuable? There is reason to think that it is a constitutive part of wellbeing; yet, it is possible to sacrifice wellbeing for the sake of achievement. How might it have been worthwhile, if not in terms of wellbeing? Perhaps, achievement is an intrinsic good, or perhaps it is valuable in terms of meaning in life. This article considers various ways in which we can (...) understand the nature and value of achievement, as well as the significance of achievement for other areas of philosophical inquiry. (shrink)

Classically, a gauge potential was merely a convenient device for generating a corresponding gauge field. Quantum-mechanically, a gauge potential lays claim to independent status as a further feature of the physical situation. But whether this is a local or a global feature is not made any clearer by the variety of mathematical structures used to represent it. I argue that in the theory of electromagnetism (or a non-Abelian generalization) that describes quantum particles subject to a classical interaction, the gauge potential (...) is best understood as a feature of the physical situation whose global character is most naturally represented by the holonomies of closed curves in space-time. (shrink)

Three recent arguments seek to show that the universal applicability of unitary quantum theory is inconsistent with the assumption that a well-conducted measurement always has a definite physical outcome. In this paper I restate and analyze these arguments. The import of the first two is diminished by their dependence on assumptions about the outcomes of counterfactual measurements. But the third argument establishes its intended conclusion. Even if every well-conducted quantum measurement we ever make will have a definite physical outcome, this (...) argument should make us reconsider the objectivity of that outcome. (shrink)

In light of arguments that citizen science has the potential to make environmental knowledge and policy more robust and democratic, this article inquires into the factors that shape the ability of citizen science to actually influence scientists and decision makers. Using the case of community-based air toxics monitoring with ‘‘buckets,’’ it argues that citizen science’s effectiveness is significantly influenced by standards and standardized practices. It demonstrates that, on one hand, standards serve a boundary-bridging function that affords bucket monitoring data a (...) crucial measure of legitimacy among experts. On the other hand, standards simultaneously serve a boundary-policing function, allowing experts to dismiss bucket data as irrelevant to the central project of air quality assessment. The article thus calls attention to standard setting as an important site of intervention for citizen science-based efforts to democratize science and policy. (shrink)

At first sight the Aharonov- Bohm effect appears nonlocal, though not in the way EPR/Bell correlations are generally acknowledged to be nonlocal. This paper applies an analysis of nonlocality to the Aharonov- Bohm effect to show that its peculiarities may be blamed either on a failure of a principle of local action or on a failure of a principle of separability. Different interpretations of quantum mechanics disagree on how blame should be allocated. The parallel between the Aharonov- Bohm effect and (...) violations of Bell inequalities turns out to be so close that a balanced assessment of the nature and significance of quantum nonlocality requires a detailed study of both effects. (shrink)

While empirical symmetries relate situations, theoretical symmetries relate models of a theory we use to represent them. An empirical symmetry is perfect if and only if any two situations it relates share all intrinsic properties. Sometimes one can use a theory to explain an empirical symmetry by showing how it follows from a corresponding theoretical symmetry. The theory then reveals a perfect symmetry. I say what this involves and why it matters, beginning with a puzzle that is resolved by the (...) subsequent analysis. I conclude by pointing to applications and implications of the ideas developed earlier in the paper. (shrink)

Atomistic metaphysics motivated an explanatory strategy which science has pursued with great success since the scientific revolution. By decomposing matter into its atomic and subatomic parts physics gave us powerful explanations and accurate predictions as well as providing a unifying framework for the rest of science. The success of the decompositional strategy has encouraged a widespread conviction that the physical world forms a compositional hierarchy that physics and other sciences are progressively articulating. But this conviction does not stand up to (...) a closer examination of how physics has treated composition, as a variety of case studies will show. (shrink)

The conceptual and technical difficulties involved in creating a quantum theory of gravity have led some physicists to question, and even in some cases to deny, the reality of time. More surprisingly, this denial has found a sympathetic audience among certain philosophers of physics. What should we make of these wild ideas? Does it even make sense to deny the reality of time? In fact physical science has been chipping away at common sense aspects of time ever since its inception. (...) Section 1 offers a brief survey of the demolition process. Section 2 distinguishes a tempered from an extremely radical form that a denial of time might take, and argues that extreme radicalism is empirically self-refuting. Section 3 begins an investigation of the prospects for tempered radicalism in a timeless theory of quantum gravity. (shrink)

Quantum theory is a fundamental part of contemporary science. But some recent arguments have been taken to show that if this theory is universally applicable then the outcome of a quantum measurement is not an objective fact. They motivate the more general reappraisal of the notions of fact and objectivity that I offer here. I argue that if quantum theory is universally applicable the facts about the physical world include a fact about each quantum measurement outcome. The physical facts may (...) lack an ideal kind of objectivity, but their more modest objectivity is all that science needs. (shrink)

Virtue Epistemology appealingly characterizes knowledge as a kind of achievement, attributable to the exercise of cognitive virtues. But a more thorough understanding of the nature and value of achievements more broadly casts doubt on the view. In particular, it is argued that virtue epistemology’s answer to the Meno question is not as impressive as it purports to be, and that the favored analysis of ability is both problematic and irrelevant. However, considerations about achievements illuminate the best direction for the development (...) of virtue epistemology. The key, it is argued, is developing the notion of manifestation as the distinguishing feature of both knowledge and achievements. (shrink)

It has sometimes been suggested that quantum phenomena exhibit a characteristic holism or nonseparability, and that this distinguishes quantum from classical physics. One puzzling quantum phenomenon arises when one performs measurements of spin or polarization on certain separated quantum systems. The results of these measurements exhibit patterns of statistical correlation that resist traditional causal explanation. Some have held that it is possible to understand these patterns as instances or consequences of quantum holism or nonseparability. Just what holism and nonseparability are (...) supposed to be has not always been made clear, though, and each of these notions has been understood in different ways. Moreover, while some have taken holism and nonseparability to come to the same thing, others have thought it important to distinguish the two. Any evaluation of the significance of quantum holism and/or nonseparability must rest on a careful analysis of these notions. (shrink)

The integration of recent work on decoherence into a so-called modal interpretation offers a promising new approach to the measurement problem in quantum mechanics. In this paper I explain and develop this approach in the context of the interactive interpretation presented in Healey (1989). I begin by questioning a number of assumptions which are standardly made in setting up the measurement problem, and I conclude that no satisfactory solution can afford to ignore the influence of the environment. Further, I (...) argue that there are good reasons to believe that on a modal interpretation environmental interactions rapidly ensure that a quantummechanically describable apparatus indeed records a definite result following a measurement interaction. (shrink)

This article argues that the relations of social and political power that obtain between humans and pets are illegitimate. We begin by showing that pets, a largely neglected population in political philosophy, are subject to socially and politically organised power, which stands in need of justification. We then argue that pets have three moral complaints against the relations of power to which they are subject. First, our power over pets disrespects their moral independence: the fact that they are not simply (...) available to be used to serve the interests or projects of others. Second, our power over pets systematically sets back their interests in exercising control over their own body, actions, and environment. Third, in subjecting pets to asymmetric relations of power in which they are heavily dependent on humans for the satisfaction of their interests, we subject them to objectionable risks of harm. Together, these complaints support our thesis that the power relations central to the institution of pet keeping are illegitimate. The practical upshot is that we have a strong moral reason to abolish this institution. (shrink)

The emergence of shared symbol systems is considered to be a pivotal moment in human evolution and human development. These changes are normally explained by reference to changes in people's internal cognitive processes. We present 2 experiments which provide evidence that changes in the external, collaborative processes that people use to communicate can also affect the structure and organization of symbol systems independently of cognitive change. We propose that mutual‐modifiability—opportunities for people to edit or manipulate each other's contributions—is a key (...) constraint on the emergence of complex symbol systems. We discuss the implications for models of language development and the origins of compositionality. (shrink)

I offer an account of how the quantum theory we have helps us explain so much. The account depends on a pragmatist interpretation of the theory: this takes a quantum state to serve as a source of sound advice to physically situated agents on the content and appropriate degree of belief about matters concerning which they are currently inevitably ignorant. The general account of how to use quantum states and probabilities to explain otherwise puzzling regularities is then illustrated by showing (...) how we can explain single-particle interference phenomena, the stability of matter, and interference of Bose–Einstein condensates. Finally, I note some open problems and relate this account to alternative approaches to explanation that emphasize the importance of causation, of unification, and of structure. 1 Introduction2 Two Requirements on Explanations in Physics3 What We Can use Quantum Theory to Explain4 The Function of Quantum States and Born Probabilities5 How These Functions Contribute to the Explanatory Task6 Example One: Single-Particle Interference7 Example Two: Explanation of the Stability of Matter8 Example Three: Bose Condensation9 Conclusion. (shrink)

If physical reality is nonseparable, as quantum mechanics suggests, then it may contain processes of a quite novel kind. Such nonseparable processes could connect space-like separated events without violating relativity theory or any defensible locality condition. Appeal to nonseparable processes could ground theoretical explanations of such otherwise puzzling phenomena as the two-slit experiment, and EPR- type correlations. We find such phenomena puzzling because they threaten cherished conceptions of how causes operate to produce their effects. But nonseparable processes offer us an (...) alternative deal of natural order, conformity to which makes such phenomena seem quite normal and not at all unexpected. Attempts to answer the further question, as to whether an appeal to a nonseparable process provides a genuine "causal" explanation, have something to teach us about our concept of causation, but do not threaten to undermine the value of the explanation itself. (shrink)

This paper compares and contrasts relational quantum mechanics with a pragmatist view of quantum theory. I first explain important points of agreement. Then I point to two problems faced by RQM and sketch DP?s solutions to analogous problems. Since both RQM and DP have taken the Born rule to require relative facts I next say what these might be. My main objection to RQM as originally conceived is that its ontology of relative facts is incompatible with scientific objectivity and undercuts (...) the evidential base of quantum theory. In contrast DP?s relative facts have all the objectivity we need to accept quantum theory as scientific knowledge. But a very recent modification to RQM has successfully addressed my main objection,bringing the two views into even closer alignment. (shrink)

I offer an account of how the quantum theory we have helps us explain the enormous variety of phenomena it is generally taken to explain. The account depends on what I have elsewhere called a pragmatist interpretation of the theory. This rejects views according to which a quantum state describes or represents a physical system, holding instead that it functions as a source of sound advice to physically situated agents like us on the content and appropriate degree of belief about (...) matters concerning which they are currently inevitably ignorant. So while the account given here is incompatible with some views of structural explanation in quantum theory it is nevertheless able to incorporate what I take to be their valuable insights. (shrink)

In lieu of an abstract, here is a brief excerpt of the content:Philosophy, Psychiatry, & Psychology 10.2 (2003) 185-187 [Access article in PDF] Measuring Moral Identities:Psychopaths and Responsibility Gwen Adshead Doctor Ciocchetti examines the responsibility of psychopaths as a function of psychological capacities operating within relationships. He then argues against the punishment of psychopaths. I have some sympathy with both views, but perhaps argued in different ways, and from different standpoints, based on my clinical experience.Doctor Ciocchetti's offers an unusual (...) account of responsibility as a concept that involves at least two people, and perhaps many more than two; and this I would entirely support. In this sense, responsibility is a transitive and dynamic process that involves not only the personal sense of ownership of an action or thought, but also the attribution of responsibility by others. Moral, when applied to intentions, seems to me to suggest that they are intentions that involve another person and that they are held by an active agent who can make choices about those intentions. Responsibility implies not only causal responsibility, but also that the actor owns his own intentions about his behaviors toward others.Responsibility, either as experienced by the actor or attributed by others, is a type of moral judgment; an exercise in moral reasoning. Following Gilligan (1987), I am persuaded that moral reasoning, or the discourse of ought-and-should is relational in nature and must be seen in the context of relationships. I think much of the early work on moral reasoning in offenders is flawed because it assumes that moral reasoning was a capacity like serum bilirubin: normally distributed out there in the population, and able to be measured by an objective observer, in a process independent of the findings. Unsurprisingly, these studies found either that offenders had immature moral reasoning capacities (which we might have guessed already), or they had normal moral reasoning capacity, which was disturbing and puzzling.What we want to understand is how people come to let themselves do horrible things to others. Cioccchetti argues that psychopaths can do these things because they lack the affective capacities needed to respond to others' distress. Ordinary people care about harm to others (including the physical self/body and sentient animals) and demand explanations for the deliberate infliction of suffering on others. It is not only the lack of participant attitudes in the psychopath that bother us; it is our own responses, expressive of our participant attitudes, that tell us something about what this person is, and what is wrong. In my view, this is what punishment is all about for us, the larger social group [End Page 185] forced to respond to the distressing and disturbing actions of others.As Ciocchetti suggests, it is the perceived guilt of the offender that justifies the punishment; it is also the experienced distress of those affected that drives the need for punishment. The distress is part of the relationship between the victim and the offender; the victim is often just as active as the offender.The issue becomes most clear in relation to capital punishment and its supporters, especially those who wish not only to view executions, but also to broadcast them. In considering this, there are two useful sources of information: first, studies of the reactions of those who witness executions, and second, studies of the impact of murder on those related to the murder victim, so-called secondary victims. In those states that have capital punishment in the United States, it is often the secondary victims who witness the execution. They often have testified to the appalling impact of the offender's crime on them; most states give them a right to be present at the execution, even if they do not exercise it. It is hard not to think that it is the enormity of the feelings caused by the offender's wrongdoing that the death sentence is designed to address; the death of the offender changes the relationship between victim and offender, as much as the death of the original victim changes the relationship with their relatives. One might then wonder about the impact of his or her execution on the relatives... (shrink)

Realism comes in many varieties, in science and elsewhere. Van Fraassen's influential formulation took scientific realism to include the view that science aims to give us, in its theories, a literally true story of what the world is like. So understood, a quantum realist takes quantum theory to aim at correctly representing the world: many would add that its success justifies believing this representation is more or less correct. But quantum realism has been understood both more narrowly and more broadly. (...) A pragmatist considers use prior to representation and this has prompted some to dub pragmatist views anti-realist, including the view of quantum theory I have been developing recently. But whether a pragmatist view of quantum theory should be labeled anti-realist depends not only on its ingredients but also on how that label should be applied. Pragmatism offers a healthy diet of quantum realism. (shrink)

A quantum state represents neither properties of a physical system nor anyone’s knowledge of its properties. The important question is not what quantum states represent but how they are used—as informational bridges. Knowing about some physical situations, an agent may assign a quantum state to form expectations about other possible physical situations. Quantum states are objective: only expectations based on correct state assignments are generally reliable. If a quantum state represents anything, it is the objective probabilistic relations between its backing (...) conditions and its advice conditions. This paper offers an account of quantum states and their function as informational bridges, in quantum teleportation and elsewhere. (shrink)

In Achievement, I suggest that failures can be just as good as achievements. Achievements are valuable because of their effort and competence, and some failures have these features too, and are therefore valuable for the same reasons. While that may be true, surely it’s also true that failures are, or can be, genuinely bad – not merely a privation of the good of achievement, but themselves intrinsically bad. As is the case for many bads, it is surprisingly difficult to give (...) an account that is not merely privative: viewed one way, a failure is simply a privation of attaining an end. This challenge is compounded by perfectionist theory of value, which may yield the most plausible account of achievement, but traditionally only offers an account of bads as privative. In this paper, I develop an account of failure as a robust bad by appealing to contrastive ends and the framework of tripartite perfectionism. (shrink)

Quantum mechanics predicted the Aharonov-Bohm effect and violations of Bell inequalities before either phenomenon was experimentally verified. It is now commonly taken to explain both phenomena. Maudlin has pointed out significant disanalogies between these phenomena. But he has failed to appreciate the striking analogy that emerges when one examines the structure of their quantum mechanical explanations. The fact that each may be explained quantum mechanically in terms of a locally-acting, but nonseparable process suggests that the lesson of quantum nonlocality may (...) be that while there is no action at a distance, the world is nonseparable. (shrink)

Government officials claim open data can improve internal and external communication and collaboration. These promises hinge on “data intermediaries”: extra-institutional actors that obtain, use, and translate data for the public. However, we know little about why these individuals might regard open data as a site of civic participation. In response, we draw on Ilana Gershon to conceptualize culturally situated and socially constructed perspectives on data, or “data ideologies.” This study employs mixed methodologies to examine why members of the public hold (...) particular data ideologies and how they vary. In late 2015 the authors engaged the public through a commission in a diverse city of approximately 500,000. Qualitative data was collected from three public focus groups with residents. Simultaneously, we obtained quantitative data from surveys. Participants’ data ideologies varied based on how they perceived data to be useful for collaboration, tasks, and translations. Bucking the “geek” stereotype, only a minority of those surveyed were professional software developers or engineers. Although only a nascent movement, we argue open data intermediaries have important roles to play in a new political landscape. (shrink)

Those looking for holism in contemporary physics have focused their attention primarily on quantum entanglement. But some gauge theories arguably also manifest the related phenomenon of nonseparability. While the argument is strong for the classical gauge theory describing electromagnetic interactions with quantum “particles”, it fails in the case of general relativity even though that theory may also be formulated in terms of a connection on a principal fiber bundle. Anandan has highlighted the key difference in his analysis of a supposed (...) gravitational analog to the Aharonov-Bohm effect. By contrast with electromagnetism in the original Aharonov-Bohm effect, gravitation is separable and exhibits no novel holism in this case. Whether the nonseparability of classical gauge theories of non-gravitational interactions is associated with holism depends on what counts as the relevant part-whole relation. Loop representations of quantized gauge theories of non- gravitational interactions suggest that these conclusions about holism and nonseparability may extend also to quantum theories of the associated fields. (shrink)