We consider the question of randomness of the probability ΩU[X] that an optimal Turing machine U halts and outputs a string in a fixed set X. The main results are as follows: ΩU[X] is random whenever X is $\Sigma _{n}^{0}$-complete or $\Pi _{n}^{0}$-complete for some n ≥ 2. However, for n ≥ 2, ΩU[X] is not n-random when X is $\Sigma _{n}^{0}$ or $\Pi _{n}^{0}$ Nevertheless, there exists $\Delta _{n+1}^{0}$ sets such that ΩU[X] is n-random. There are $\Delta _{2}^{0}$ sets (...) X such that ΩU[X] is rational. Also, for every n ≥ 1, there exists a set X which is $\Delta _{n+1}^{0}$ and $\Sigma _{n}^{0}$-hard such that ΩU[X] is not random. We also look at the range of ΩU as an operator. We prove that the set {ΩU[X]: X ⊆ 2<ω} is a finite union of closed intervals. It follows that for any optimal machine U and any sufficiently small real r, there is a set X ⊆ 2<ω recursive in ∅′ ⊕ r, such that ΩU[X] = r. The same questions are also considered in the context of infinite computations, and lead to similar results. (shrink)

We define a program size complexity function $H^\infty$ as a variant of the prefix-free Kolmogorov complexity, based on Turing monotone machines performing possibly unending computations. We consider definitions of randomness and triviality for sequences in ${\{0,1\}}^\omega$ relative to the $H^\infty$ complexity. We prove that the classes of Martin-Löf random sequences and $H^\infty$-random sequences coincide and that the $H^\infty$-trivial sequences are exactly the recursive ones. We also study some properties of $H^\infty$ and compare it with other complexity functions. In particular, $H^\infty$ (...) is different from $H^A$, the prefix-free complexity of monotone machines with oracle A. (shrink)

Using possibly infinite computations on universal monotone Turing machines, we prove Martin-Löf randomness in ∅' of the probability that the output be in some set.

many symbols. We define o, as the probability that an arbitrary machine be circular and we prove that o, is a random number that goes beyond..

We obtain a large class of significant examples of n-random reals (i.e., Martin-Löf random in oracle $\varphi ^{(n - 1)} $ ) à la Chaitin. Any such real is defined as the probability that a universal monotone Turing machine performing possibly infinite computations on infinite (resp. finite large enough, resp. finite self-delimited) inputs produces an output in a given set O ⊆(ℕ). In particular, we develop methods to transfer $\Sigma _n^0 $ or $\Pi _n^0 $ or many-one completeness results of (...) index sets to n-randomness of associated probabilities. (shrink)

In this paper we study the Kolmogorov complexity for non-effective computations, that is, either halting or non-halting computations on Turing machines. This complexity function is defined as the length of the shortest input that produce a desired output via a possibly non-halting computation. Clearly this function gives a lower bound of the classical Kolmogorov complexity. In particular, if the machine is allowed to overwrite its output, this complexity coincides with the classical Kolmogorov complexity for halting computations relative to the first (...) jump of the halting problem. However, on machines that cannot erase their output –called monotone machines–, we prove that our complexity for non effective computations and the classical Kolmogorov complexity separate as much as we want. We also consider the prefix-free complexity for possibly infinite computations. We study several properties of the graph of these complexity functions and specially their oscillations with respect to the complexities for effective computations. (shrink)

This chapter explores how what is dismissed as “trans activism” is often public philosophy. It considers how so‐called “public philosophy” on trans issues often does a substantially worse job of living up to the name. The chapter discusses how the dichotomy between “trans activism” and “public philosophy” provides a pretext for marginalizing trans voices. To draw on Black feminist philosophical thought, lived experience is a criterion for knowledge of the needs of marginalized people. Like other marginalized communities, trans communities have (...) encountered many areas in which hermeneutical liberation is needed. Public philosophy as trans activism is often systemically and systematically ignored or willfully misinterpreted as being biased and motivated by self‐interest, whereas anti‐trans (public) philosophy is seen as asking the important questions. (shrink)

La 4e de couverture indique : "Du Mutterrecht, l'oeuvre majeure de Bachofen, Walter Benjamin écrivait qu'il s'agissait d'une « prophétie scientifique ». De prime abord, il s'agit là d'une étrange définition pour un ouvrage qui, loin de se tourner vers l'avenir et d'en délinéer les formes, explore les confins du passé pour esquisser, par le biais de l'étude des mythes, le contour de l'origine de nos sociétés. La pensée de Bachofen est prophétique car révolutionnaire, et par là même porteuse de (...) fruits pour l'avenir. Il a en effet avancé une thèse bouleversante : les premières sociétés humaines auraient été régies par un droit maternel, l'organisation patriarcale n'étant qu'une forme plus avancée, certes, mais plus tardive de l'évolution spirituelle et sociale de l'humanité. Sa pensée permet ainsi de réfléchir à la prégnance de l'opposition masculin/féminin, maternel/paternel dans les fondements mêmes de nos sociétés, mais aussi de considérer l'importance que la notion d'origine, et la représentation, pour erronée qu'elle soit, qui en est faite, revêt pour la construction et le maintien de la société et de ses structures. C'est bien là une réflexion avec laquelle, aux dires de Bachofen lui-même, « on n'est pas prêt d'en finir ».". (shrink)

In this paper, we examine the scientific, legal, and ethical foundations for inclusion of transgender women athletes in competitive sport, drawing on IOC principles and relevant Court of Arbitration for Sport decisions. We argue that the inclusion of trans athletes in competition commensurate with their legal gender is the most consistent position with these principles of fair and equitable sport. Biological restrictions, such as endogenous testosterone limits, are not consistent with IOC and CAS principles. We explore the implications for recognizing (...) that endogenous testosterone values are a ‘natural physical trait’ and that excluding legally recognized women for high endogenous testosterone values constitutes discrimination on the basis of a natural physical trait. We suggest that the justificatory burden for such prima facie discrimination is unlikely to be met. Thus, in place of a limit on endogenous testosterone for women, we argue that ‘legally recognized gender’ is most fully in line with IOC and CAS principles. (shrink)

At the outset of an ethnographic inquiry, we navigated national and international resources to search for theoretical and practical guidance on obtaining parents and children’s informed consent/assent. While much theoretical guidance debating ethical issues to children’s participation in research was found, a paucity of published papers offering practical guidance on assent processes and/or visual representations of child assent forms and information sheets was discovered. The purpose of this article is to describe our experiences, both theoretically and practically, of negotiating the (...) process of obtaining informed consent and assent with parents and children for a non-therapeutic qualitative research study. We hope this article instigates a platform for others to explicate their experience and contributes to the construction of a coherent body of knowledge which will clearly delineate important elements that must be considered when negotiating children’s agreement to participate in research. (shrink)

Restrictive border protection policies directed toward managing the flow of refugees coming into neoliberal democracies (and out of failing nation-states) are a defining feature of contemporary politics. In this book, Verónica Tello analyses how contemporary artists-such as Tania Bruguera, Isaac Julien, Rosemary Laing, Dinh Q. Lé, Dierk Schmidt, Hito Steyerl, Lyndell Brown and Charles Green-negotiate their diverse subject positions while addressing and taking part in the production of images associated with refugee experiences and histories. Tello argues that their practices, (...) which manifest across a range of contexts including Cuba, the United States, Australia and Europe, represent an emergent, global paradigm of contemporary art, 'counter-memorial aesthetics'. Counter-Memorial Aesthetics, Tello argues, is characterized by its conjunction of heterogeneous signifiers and voices of many times and places, generating an experimental, non-teleological approach to the construction of contemporary history, which also takes into account the complex, disorienting spatial affects of globalization. Spanning performance art, experimental 'history painting', aftermath photography and video installation, counter-memorial aesthetics bring to the fore, Tello argues, how contemporary refugee flows and related traumatic events critically challenge and conflict with many existing, tired if not also stubborn notions of national identity, borders, history and memory. Building on the writings of such thinkers as Michel Foucault and Jacques Rancière, this book offers a useful concept of 'counter-memory' for the twenty-first century. It shows how counter-memorial aesthetics is not only central to the nexus of contemporary art and refugee histories but also how it can offer a way of being critically present with many other, often interrelated, global crises in the contemporary era. (shrink)

In diesem Buch setzen sich zehn Wissenschaftler und Autoren aus verschiedenen Disziplinen mit dem unfaßbaren Thema Glück auseinander. Weit davon entfernt, Glücksratgeber zu sein, hinterfragen die hier versammelten Autoren verschiedene Glücksdefinitionen: Philosophisch gesehen findet sich das Glück zum Beispiel im «guten Leben». Wer der schwierigen Frage, was ein gutes Leben sei, aus dem Weg gehen will, der sucht das Glück vielleicht lieber in konkreten Dingen, wie Geld, Sport, Drogen, Musik, Reisen oder Lesen. Neben dem individuellen Glück werden auch große, kulturelle (...) Glücksbeschaffer besprochen, denn Religion, Ideologie und Magie wollen ebenfalls das Glück herbeibringen - oder sie versprechen es zumindest. Im Licht der unterschiedlichen Methoden und Fragestellungen treffen in diesem Band verschiedene Facetten der zutiefst menschlichen Suche nach dem Glück aufeinander. Aus der Summe der Perspektiven eröffnet sich ein fragmentarisches Panorama, welches auf eindrucksvolle Weise die Größe des gesuchten Gefühles offenbart. (shrink)

Offers a historical-cultural context for the ethos of service in libraries and critically examines this professional value as it intersects with gender, sexuality, race and ethnicity, class, and (dis)ability"--Provided by publisher.

This article aims to reconstruct the essential lines of Kant’s theory of meaning as it appears in critical Kantian philosophy. More particularly, an originality of the Kantian theory of meaning is highlighted, namely the distinction that this theory introduces between two modalities of meaning, namely a theoretical modality and a practical, that is to say a moral modality.

It is commonly thought that that the best system account of lawhood ((Mill (1843), Ramsey (1978)[fp. 1928], Lewis (1973)) makes available a nice explanation for why laws are ‘distinctively appropriate targets of scientific inquiry’ (Hall, 2015). The explanation takes the following general form: laws are especially valuable for agents like us because they efficiently encode a lot of valuable (non-nomic) information in a tractable format. The goal of this paper is to challenge this style of explanation: I argue that the (...) general principle it presupposes is in conflict with our best account of practical rationality. After considering and rejecting a number of proposals for dissolving the tension, I conclude that BSA proponents may need to scale back the explanatory ambitions of their theory; in particular, they may need to give up the hope of non-circular explanations of the value of nomic information. I end by outlining some challenges for the humean world-view that results after this shift. (shrink)

Un invito a vedere nella vita e nelle opere di don Sturzo delle risposte alle difficoltà del mondo attuale, approfondendo le ragioni di un impegno cristiano per il recupero della dimensione etica dell’economia, della politica e delle istituzioni.

Background:Ethical competence in nursing practice helps clinical nurses to think critically, analyse issues, make ethical decisions, solve ethical problems and behave ethically in their daily work. Thus, ethical competence contributes to the promotion of high-quality care. However, studies on ethical competence in Malawi are scanty.Objectives:The aim of this study was to explore ethical competence among clinical nurses in selected hospitals in Malawi.Methodology:A cross-sectional survey was conducted in four selected hospitals in Malawi with a sample of 271 clinical nurses. Data were (...) collected using self-administered questionnaires, which included a Moral Competence Scale for Home Care Nurses. Descriptive statistics and logistic regression were computed for the dataset using STATA version 12.0.Ethical consideration:The study protocol complied with all ethical requirements and was approved by the College of Medicine Research Ethics Committee under the University of Malawi.Results:The clinical nurses in Malawi are ethically competent. However, there is a significantly high number (p 0.05). Three determinants of high ethical competence level (strong will, judgement skills and recognition of discrepancy of intention) were identified through a reduced model after stepwise logistic regression analysis. Furthermore, results show that indicators of ethical competence include caring, confidentiality and observance of nurses dressing code. The study has also confirmed that the Moral Competence Scale for Home Care Nurses is a reliable tool to assess ethical competence in low-resource settings.Conclusion:The majority of nurses who completed the survey had low ethical competence. However, clinical nurses with high ethical competence level are required to competently manage complex ethical challenges in health facilities. Strategies for enhancing ethical competence such as continuing ethics education, establishment of ethics committees and provision of supportive supervision are recommended to enable nurses in Malawi attain a high level of ethical competence. (shrink)

The doctor-patient relationship -- Consent, choice, and refusal : adults with capacity -- Treating adults who lack capacity -- Children and young people -- Confidentiality -- Health records -- Contraception, abortion, and birth -- Assisted reproduction -- Genetics -- Caring for patients at the end of life -- Euthanasia and physician assisted suicide -- Responsibilities after a patient's death -- Prescribing and administering medication -- Research and innovative treatment -- Emergency situations -- Doctors with dual obligations -- Providing treatment and (...) care in detention settings -- Education and training -- Teamwork, referral, delegation, and shared care -- Public health dimensions of medical practice -- Reducing risk, clinical error, and poor performance. (shrink)

It’s relatively easy to say that the debates about whether trans and intersex women athletes deserve full and equal inclusion in women’s sport is a contentious contemporary issue. I’ve already argued for the legal, ethical, and scientific basis for full and equal inclusion of trans and intersex women in women’s sport. In this paper, I want to analyze what I take to be a representative selection of recent arguments against full and equal inclusion of trans and intersex women in women’s (...) sport. In short, these arguments tend to be based on mere assumption, unsupported “common sense,” straw arguments, fallacious question begging, and a number of hypotheticals and unsupported counterfactuals rather than established fact. Essentially, they’re based on a lot of “ifs.”. (shrink)

Abstract:Brain–computer interfaces (BCIs) can enable communication for persons in severe paralysis including locked-in syndrome (LIS); that is, being unable to move or speak while aware. In cases of complete loss of muscle control, termed “complete locked-in syndrome,” a BCI may be the only viable solution to restore communication. However, a widespread ignorance regarding quality of life in LIS, current BCIs, and their potential as an assistive technology for persons in LIS, needlessly causes a harmful situation for this cohort. In addition (...) to their medical condition, these persons also face social barriers often perceived as more impairing than their physical condition. Through social exclusion, stigmatization, and frequently being underestimated in their abilities, these persons are being locked out in addition to being locked-in. In this article, we (1) show how persons in LIS are being locked out, including how key issues addressed in the existing literature on ethics, LIS, and BCIs for communication, such as autonomy, quality of life, and advance directives, may reinforce these confinements; (2) show how these practices violate the United Nations Convention on the Rights of Persons with Disabilities, and suggest that we have a moral responsibility to prevent and stop this exclusion; and (3) discuss the role of BCIs for communication as one means to this end and suggest that a novel approach to BCI research is necessary to acknowledge the moral responsibility toward the end users and avoid violating the human rights of persons in LIS. (shrink)

The introduction of new medical treatments based on invasive technologies has often been surrounded by both hopes and fears. Hope, since a new intervention can create new opportunities either in terms of providing a cure for the disease or impairment at hand; or as alleviation of symptoms. Fear, since an invasive treatment involving implanting a medical device can result in unknown complications such as hardware failure and undesirable medical consequences. However, hopes and fears may also arise due to the cultural (...) embeddedness of technology, where a therapy due to ethical, social, political and religious concerns could be perceived as either a blessing or a threat. While Deep Brain Stimulation (DBS) for treatment resistant depression (TRD) is still in its cradle, it is important to be proactive and try to scrutinize both surfacing hopes and fears. Patients will not benefit if a promising treatment is banned or avoided due to unfounded fears, nor will they benefit if DBS is used without scrutinizing the arguments which call for caution. Hence blind optimism is equally troublesome. We suggest that specificity, both in terms of a detailed account of relevant scientific concerns as well as ethical considerations, could be a way to analyse expressed concerns regarding DBS for TRD. This approach is particularly fruitful when applied to hopes and fears evoked by DBS for TRD, since it can reveal if our comprehension of DBS for TRD suffer from various biases which may remain unnoticed at first glance. We suggest that such biases exist, albeit a further analysis is needed to explore this issue in full. (shrink)

Im Bild der «offenen Kreise» nimmt der Band Grundspannungen der Wissenschaften in den Blick. Sie ergeben sich aus ihren zentralen Fragestellungen und den Grenzen dessen, was überhaupt als wissenschaftlich gelten kann. Das Buch versteht sich daher als Beitrag zur Diskussion dessen, was die Wissenschaft als eine fortwährende Befragung der eigenen Standpunkte von allen anderen Formen der Erkenntnis unterscheidet. Die dazu versammelten Texte gingen mehrheitlich aus dem studium universale Leipzig hervor. Anlass war das 600-jährige Bestehen der Universität Leipzig. Zur Debatte steht (...) das grundlegende Selbstverständnis der Wissenschaften am Beispiel von Wissenschaftsgeschichte, Erkenntnistheorie, Sprachkritik und dem Fehlverhalten von Wissenschaftlern. Demgegenüber stehen Fragen zu den Grenzen der Wissenschaftlichkeit am Beispiel der Theologie, der Alchemie, des Farbempfindens, der Plastination oder der Tendenz zum Exzentrischen und Absonderlichen in der Wissenschaft. Das abstrakte Paradox der «geschlossenen Offenheit» der Wissenschaften kann letztlich von diesen selbst nicht eingelöst werden. Hierzu bedarf es der Kunst. Die beigegebenen Drucke Susanne Werdins laden zu einer solchen Reflexion ein. (shrink)

The article discusses a relatively obscure but significant aspect of work of the Russian and Soviet thinker Alexander Bogdanov—his science fiction novels. The author points out that, using the form...

O objetivo deste artigo é apresentar uma argumentação sobre a possibilidade de se pensar a justiça como uma experiência do i m possível. Parte-se da distinção derridiana entre justiça e direito. Essa distinção trará algumas implicações no que tradicionalmente é entendido como ética. Partindo do jogo ou da différance marcada entre a presença/ausência, pretende-se estabelecer um ponto de diálogo entre Derrida e Levinas. O ponto de aproximação é a questão do terceiro na relação do face a face. Nesse sentido, problematiza-se (...) se a desconstrução pode ser adotada como um possível modo filosófico que fundamente a compreensão da justiça. (shrink)

This article examines how migration contributes to the plurality of masculinities among Guatemalan men, particularly among migrant men and their families. I argue that migration offers an opportunity to men, both migrant and nonmigrant, to reflect on their emotional relations with distinct family members, and show how, by engaging in this reflexivity, these men also have the opportunity to vent those emotions in a way that offsets some of the negative traits associated to a hegemonic masculinity, such as being unemotional, (...) nonnurturing, aggressive, and dispassionate. This study contributes to transnational migration studies in three ways: by examining the more personal and emotional side of transnational life, by examining ways in which men step away from culturally expected hegemonic masculine identity, and by providing an empirical study of subaltern masculinities, particularly among transnational immigrant men. Drawing on multi-sited, in-depth interviews conducted in Guatemala and California, my research contributes to our understanding of the emotional costs of transnational migration for migrants and their families, particularly for men, by examining the interplay among gender, family, and transnational migration. (shrink)