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I discuss the construction of methods of comparing “degrees of incoherence”. These are methods of comparing agents which give a precise sense to the idea that agents can violate norms of probabilistic reasoning more or less severely. I... more
I discuss the construction of methods of comparing “degrees of incoherence”. These are methods of comparing agents which give a precise sense to the idea that agents can violate norms of probabilistic reasoning more or less severely. I discuss two previous attempts at constructing such a method, demonstrate that they lead to different rankings of incoherent agents in at least one case, and introduce adequacy criteria which would allow us to decide between these efforts. I state a result that tells us one of the methods is only provable adequate by these criteria in a relatively narrow class of circumstances.

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Pre-publication peer review should be abolished. We consider the effects that such a change will have on the social structure of science, paying particular attention to the changed incentive structure and the likely effects on the... more
Pre-publication peer review should be abolished. We consider the effects that such a change will have on the social structure of science, paying particular attention to the changed incentive structure and the likely effects on the behavior of individual scientists. We evaluate these changes from the perspective of epistemic consequentialism. We find that where the effects of abolishing pre-publication peer review can be evaluated with a reasonable level of confidence based on presently available evidence, they are either positive or neutral. We conclude that on present evidence abolishing peer review weakly dominates the status quo.
The logical empiricists expressed a consistent attitude to racial categorisation in both the ethical and scientific spheres. Their attitude may be captured in the following slogan: human racial taxonomy is an empirically meaningful mode... more
The logical empiricists expressed a consistent attitude to racial categorisation in both the ethical and scientific spheres. Their attitude may be captured in the following slogan: human racial taxonomy is an empirically meaningful mode of classifying persons that we should refrain from deploying. I offer an interpretation of their position that would render coherent their remarks on race with positions they adopted on the scientific status of taxonomy in general, together with their potential moral or political motivations for adopting that position.
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Philosophers of science debate the proper role of non-epistemic value judgements in scientific reasoning. Many modern authors oppose the value free ideal, claiming that we should not even try to get scientists to eliminate all such... more
Philosophers of science debate the proper role of non-epistemic value judgements in scientific reasoning. Many modern authors oppose the value free ideal, claiming that we should not even try to get scientists to eliminate all such non-epistemic value judgements from their reasoning. W. E. B. Du Bois, on the other hand, has a defence of the value free ideal in science that is rooted in a conception of the proper place of science in a democracy. In particular, Du Bois argues that the value free ideal must be upheld in order to, first, retain public trust in science and, second, ensure that those best placed to make use of scientifically acquired information are able to do so. This latter argument turns out to relate Du Bois' position on the value free ideal in science to his defence of epistemic democracy. In this essay I elaborate, motivate, and relate to the modern debate, Du Bois' under-appreciated defence of the value free ideal.
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Using a decision theoretic model of scientists' time allocation between potential research projects I explain the fact that on average women scientists publish less research papers than men scientists. If scientists are incentivised to... more
Using a decision theoretic model of scientists' time allocation between potential research projects I explain the fact that on average women scientists publish less research papers than men scientists. If scientists are incentivised to publish as many papers as possible, then it is necessary and sufficient for a productivity gap to arise that women scientists anticipate harsher treatment of their manuscripts than men scientists anticipate for their manuscripts. I present evidence that women do expect harsher treatment and that scientists' are incentivised to publish as many papers as possible, and discuss some epistemological consequences of this conjecture.
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Preferably scientific investigations would promote true rather than false beliefs. The phenomenon of fraud represents a standing challenge to this veritistic ideal. When scientists publish fraudulent results they knowingly enter... more
Preferably scientific investigations would promote true rather than false beliefs. The phenomenon of fraud represents a standing challenge to this veritistic ideal. When scientists publish fraudulent results they knowingly enter falsehoods into the information stream of science. Recognition of this challenge has prompted calls for scientists to more consciously adopt the veritistic ideal in their own work. In this paper I argue against such promotion of the veritistic ideal. It turns out that a sincere desire on the part of scientists to see the truth propagated may well promote more fraud rather than less.
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NOTE FOR CITATION PURPOSES: The DOI for this paper is 10.1086/684173 Social scientists report difficulties in drawing out testable predictions from the literature on intersectionality theory. We alleviate that difficulty by showing that... more
NOTE FOR CITATION PURPOSES: The DOI for this paper is 10.1086/684173

Social scientists report difficulties in drawing out testable predictions from the literature on intersectionality theory. We alleviate that difficulty by showing that some characteristic claims of the intersectionality literature can be interpreted causally. The formalism of graphical causal modeling allows claims about the causal effects of occupying intersecting identity categories to be clearly represented and submitted to empirical test. After outlining this causal interpretation of intersectional theory, we address some concerns that have been expressed in the literature claiming that membership in demographic categories can have causal effects.
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Social scientists use many different methods, and there are often substantial disagreements about which method is appropriate for a given research question. In response to this uncertainty about the relative merits of different methods,... more
Social scientists use many different methods, and there are often substantial disagreements about which method is appropriate for a given research question. In response to this uncertainty about the relative merits of different methods, W. E. B. Du Bois advocated for and applied `methodological triangulation'. This is to use multiple methods simultaneously in the belief that, where one is uncertain about the reliability of any given method, if multiple methods yield the same answer that answer is confirmed more strongly than it could have been by any single method. Against this, methodological purists believe that one should choose a single appropriate method and stick with it. Using tools from voting theory, we show Du Boisian methodological triangulation to be more likely to yield the correct answer than purism, assuming the scientist is subject to some degree of diffidence about the relative merits of the various methods. This holds even when in fact only one of the methods is appropriate for the given research question.
This paper addresses the problem of judgment aggregation in science. How should scientists decide which propositions to assert in a collaborative document? We distinguish the question of what to write in a collaborative document from the... more
This paper addresses the problem of judgment aggregation in science. How should scientists decide which propositions to assert in a collaborative document? We distinguish the question of what to write in a collaborative document from the question of collective belief. We argue that recent objections to the application of the formal literature on judgment aggregation to the problem of judgment aggregation in science apply to the latter, not the former question. The formal literature has introduced various desiderata for an aggregation procedure. Proposition-wise majority voting emerges as a procedure that satisfies all desiderata which represent norms of science. An interesting consequence is that not all collaborating scientists need to endorse every proposition asserted in a collaborative document.
This research note is meant to introduce into philosophical discussion the preliminary results of an empirical study on the state of blacks in philosophy, which is a joint effort of the American Philosophical Association’s Committee on... more
This research note is meant to introduce into philosophical discussion the preliminary results of an empirical study on the state of blacks in philosophy, which is a joint effort of the American Philosophical Association’s Committee on the Status of Black Philosophers (APA CSBP) and the Society of Young Black Philosophers (SYBP). The study is intended to settle factual issues in furtherance of contributing to dialogues surrounding at least two philosophical questions: What, if anything, is the philosophical value of demographic diversity in professional philosophy? And what is philosophy? The empirical goals of the study are (1) to identify and enumerate U.S. blacks in philosophy, (2) to determine the distribution of blacks in philosophy across career stages, (3) to determine correlates to the success of blacks in philosophy at different career stages, and (4) to compare and contrast results internally and externally to explain any career stage gaps and determine any other disparities.
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Social scientists use many different methods, and there are often substantial disagreements about which method is appropriate for a given research question. A proponent of methodological triangulation believes that if multiple methods... more
Social scientists use many different methods, and there are often substantial disagreements about which method is appropriate for a given research question. A proponent of methodological triangulation believes that if multiple methods yield the same answer that answer is confirmed more strongly than it could have been by any single method. Methodological purists, on the other hand, believe that one should choose a single appropriate method and stick with it. Using formal tools from voting theory, we show that triangulation is more likely to lead to the correct answer than purism, assuming the scientist is subject to some degree of diffidence about the relative merits of the various methods. This is true even when in fact only one of the methods is appropriate for the given research question.
Intersectionality theory explores the special sorts of disadvantage that arise as the result of occupying multiple disadvantaged demographic categories. One significant methodological problem for the quantitative study of... more
Intersectionality theory explores the special sorts of disadvantage that arise as the result of occupying multiple disadvantaged demographic categories. One significant methodological problem for the quantitative study of intersectionality is the difficulty of acquiring data sets large enough to produce significant results when one is looking for intersectional effects. For this reason , we argue, simulation methods may be particularly useful to this branch of theorizing because they can generate precise predictions and causal dependencies in a relatively cheap way, and can thus guide future empirical work. We illustrate this point through models which show that intersectional oppression can arise under conditions where social groups are disadvantaged in the emergence of bargaining norms. As we show, intersectional disadvantage can arise even when actors from all social categories are completely identical in terms of preferences and abilities. The conditions necessary to derive such disadvantage are relatively minimal. And when actors behave in ways that reflect stronger intersectional identities, the potential for disadvantage increases.