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Posted by NELB Staff on 01/30/2016 at 10:12 PM | Permalink | Comments (0)
Propranolol may be making a comeback (if it ever went away), particularly for the treatment of phobias and PTSD. See discussion here.
Posted by Adam Kolber on 01/28/2016 at 09:33 AM | Permalink | Comments (0)
Big news here.
Posted by Adam Kolber on 01/28/2016 at 09:30 AM | Permalink | Comments (0)
In my previous post, I described how recent studies have suggested that Deep Brain Stimulation (DBS) could be used to ameliorate the condition of patients suffering from treatment-refractory anorexia nervosa (AN). In this post, I shall consider two barriers that clinicians might face to obtaining valid informed consent to this procedure. This is an important question to consider, since the current consensus is that DBS should only be carried out with the valid informed consent of the patient, given the risky nature of the procedure, and its experimental nature in the context of anorexia nervosa.
Posted by Jonathan Pugh on 01/25/2016 at 06:08 AM | Permalink | Comments (0)
"A Reason To Be Free" by Giulio Mecacci and Pim Haselager has been published in the most recent issue of Neuroethics:
Abstract
Recent Libet-style experiments are of limited relevance to the debate about free action and free will, and should be understood as investigations of arbitrary actions or guesses. In Libet-style experiments, the concept of 'free action' is commonly taken to refer to a 'self-initiated voluntary act', where the self prompts an action without being prompted. However, this idea is based on the problematic assumption that the conscious self needs to be free from every constraint in order to be actually free. We maintain that a fundamental condition for free action is the presence of reasons to act responsibly. By analyzing a recent neuroscientific experiment, we indicate how its results could be interpreted as indicating how free action operationalization is inappropriately focusing on arbitrary actions. Hence, the way free action has been experimentally studied may have had a misleading influence on the debate about free will.
Posted by NELB Staff on 01/23/2016 at 09:14 PM | Permalink | Comments (0)
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Posted by NELB Staff on 01/23/2016 at 06:48 PM | Permalink | Comments (0)
"Sleepwalking as a Defence for Illegal Behaviour: A Commentary on Popat & Winslade" by Helen M. Stallman has been published in the most recent issue of Neuroethics.
Posted by NELB Staff on 01/22/2016 at 09:24 AM | Permalink | Comments (0)
"Acceptance in Theory but not Practice – Chinese Medical Providers’ Perception of Brain Death" by Qing Yang, Yi Fan, Qian Cheng, Xin Li, Kaveh Khoshnood, and Geoffrey Miller has been published in the most recent issue of Neuroethics:
Abstract
The brain death standard allowing a declaration of death based on neurological criteria is legally endorsed and routinely practiced in the West but not in Asia. In China, attempts to legalize the brain death standard have occurred several times without success. Cultural, religious, and philosophical factors have been proposed to explain this difference, but there is a lack of empirical studies to support this hypothesis.
476 medical providers (72 attending physicians, 84 residents, 210 medical students, 110 nurses) from three academic hospitals in Hunan, China, completed a selfadministered survey including a 12-question brain death clinical knowledge assessment and hypothetical vignettes describing brain dead patients.
The response rate was 95.2 %. Almost all of the providers had heard of the term “brain death.” More than half have encountered presumed brain dead patients. Two-thirds accepted brain death as an ethical standard to determine human death. The mean knowledge score was 8.50 ± 1.83 out of 12. When given the description of a brain dead patient, 50.7 % considered the patient dead, 51.9 % would withdraw life support, and 40.6 % would allow organ procurement. Both provider and patient characteristics contributed to the providers’ decisions. Ethical acceptance was the most important independent predictor for brain death acknowledgement, followed by high knowledge scores, and the belief that the soul lives in the brain. Religious faith and associated beliefs did not have a significant effect.
Notwithstanding scarce official accounts, recognition of the brain death standard is not uncommon in China. Chinese medical providers can adequately define the medical characteristics of brain death and accept it in theory, but hesitate to apply it to practice in the vignettes. Legalization is paramount in providing the protection providers need to comfortably declare brain death. However the medical decision-making surrounding brain death is complex and the provider's past experiences and emotions may also influence the process.
Posted by NELB Staff on 01/19/2016 at 09:07 PM | Permalink | Comments (0)
In a paper that was recently published (open access) in Neuroethics, Dr. Hannah Maslen, Prof. Julian Savulescu, and I provide an ethical analysis of the use of Deep Brain Stimulation (DBS) in the treatment of treatment-refractory anorexia nervosa (AN). In this post, I shall briefly summarise the first half of this paper, in which we explain why the use of DBS in the treatment of AN raises new ethical questions, and describe the different mechanisms that DBS might operate upon.
Posted by Jonathan Pugh on 01/18/2016 at 10:21 AM | Permalink | Comments (0)
Hello!
Posted by Jonathan Pugh on 01/18/2016 at 10:10 AM | Permalink | Comments (1)
"Moral Evaluations of Organ Transplantation Influence Judgments of Death and Causation" by Michael Nair-Collins and Mary A. Gerend has been published in the most recent issue of Neuroethics:
Abstract
Two experiments investigated whether moral evaluations of organ transplantation influence judgments of death and causation. Participants’ beliefs about whether an unconscious organ donor was dead and whether organ removal caused death in a hypothetical vignette varied depending on the moral valence of the vignette. Those who were randomly assigned to the good condition (vs. bad) were more likely to believe that the donor was dead prior to organ removal and that organ removal did not cause death. Furthermore, attitudes toward euthanasia and organ donation independently predicted judgments of death and causation, regardless of experimental condition. The results are discussed in light of the framework of motivated reasoning, in which motivation influences the selection of cognitive processes and representations applied to a given domain, as well as Knobe’s person-as-moralist model, in which many basic concepts are appropriately imbued with moral features. On either explanatory framework, these data cast doubt on the psychological legitimacy of the mainstream justification for vital organ procurement from heart-beating donors, which holds that neurological criteria for death are scientifically justified, independently of concerns about organ transplantation. These data suggest that, rather than concluding that organ removal is permissible because the donor is dead, people may believe that the donor is dead because they believe organ removal to be permissible.
Posted by NELB Staff on 01/16/2016 at 09:02 PM | Permalink | Comments (0)
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Posted by NELB Staff on 01/14/2016 at 10:42 PM | Permalink | Comments (0)
"The Clinical Impact of the Brain Disease Model of Alcohol and Drug Addiction: Exploring the Attitudes of Community-Based AOD Clinicians in Australia" by Anthony I. Barnett and Craig L. Fry has been published in the most recent issue of Neuroethics:
Abstract
Despite recent increasing support for the brain disease model (BDM) of alcohol and drug addiction, the extent to which the model may clinically impact addiction treatment and client behaviour remains unclear. This qualitative study explored the views of community-based clinicians in Australia and examined: (i) whether Australian community-based clinicians support the BDM of addiction; (ii) their attitudes on the impact the model may have on clinical treatment; and (iii) their views on how framing addiction as a brain disease may impact addicted clients’ behaviour. Six Australian community-based clinicians participated in semi-structured in-depth interviews that were analysed using thematic analysis. Whilst the BDM was not fully supported by this purposive sample of Australian community-based clinicians, there was acceptance that addiction neuroscience formed a key part of a wider addiction framework. Participants believed the BDM ignored key social, psychological and environmental factors important for successful treatment. The BDM was seen as potentially irrelevant for certain client types (e.g., where housing or financial concerns were of high priority), however the model was believed to integrate with particular therapies (e.g., mindfulness or cognitive-behaviour therapy). Participants believed that for clients viewing their addiction in terms of a brain disease, there were potential positive (increased insight and decreased stigma) and negative (increased stigma and sense of helplessness, reduced personal responsibility) impacts on client behaviour. Implications for addiction treatment practice and public health policy are discussed.
Posted by NELB Staff on 01/12/2016 at 08:57 PM | Permalink | Comments (0)
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Posted by NELB Staff on 01/08/2016 at 02:29 PM | Permalink | Comments (0)
Posted by NELB Staff on 01/07/2016 at 09:16 AM | Permalink | Comments (0)