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Neuroscience as if the brain were more than meat?

Oh, and the mind is an illusion that the meat somehow produces? A new book noted at Springer seems poised to try: Many believe that the language and concepts of philosophy will eventually be superseded by those of neuroscience. This collection of essays questions this assumption and attempts to show how philosophy can contribute to real explanatory progress in neuroscience while remaining faithful to the full complexity of the phenomena of life and mind. The general orientation of the volume is Aristotelian, as it seeks to promote a non-reductive understanding of subjectivity that is firmly rooted in biology, paying close attention to the special formal and material properties of living systems. However, its contributors represent a diversity of perspectives and Read More ›

Pop neuroscience writer Jonah Lehrer “insolently unoriginal”

Readers may remember Lehrer from a 2012 uproar around his making up Dylan quotes, The truth losing its facts From a review of Jonah Lehrer’s new Book about Love by Jennifer Senior at New York Times: In retrospect — and I am hardly the first person to point this out — the vote to excommunicate Mr. Lehrer was as much about the product he was peddling as the professional transgressions he was committing. It was a referendum on a certain genre of canned, cocktail-party social science, one that traffics in bespoke platitudes for the middlebrow and rehearses the same studies without saying something new. Apparently, he’s learned nothing. This book is a series of duckpin arguments, just waiting to be Read More ›

Neuroscience challenged by Donkey Kong

Let alone the human brain. From Ed Yong at Atlantic: The human brain contains 86 billion neurons, underlies all of humanity’s scientific and artistic endeavours, and has been repeatedly described as the most complex object in the known universe. By contrast, the MOS 6502 microchip contains 3510 transistors, runs Space Invaders, and wouldn’t even be the most complex object in my pocket. We know very little about how the brain works, but we understand the chip completely. So, Eric Jonas and Konrad Kording wondered, what would happen if they studied the chip in the style of neuroscientists? How would the approaches that are being used to study the complex squishy brain fare when used on a far simpler artificial processor? Read More ›

Neuroscience and psychology can’t be integrated

But thrive better separately, says philosopher of science Eric Hochstein. From Stud Hist Philos Sci: Abstract There is a long-standing debate in the philosophy of mind and philosophy of science regarding how best to interpret the relationship between neuroscience and psychology. It has traditionally been argued that either the two domains will evolve and change over time until they converge on a single unified account of human behaviour, or else that they will continue to work in isolation given that they identify properties and states that exist autonomously from one another (due to the multiple-realizability of psychological states). In this paper, I argue that progress in psychology and neuroscience is contingent on the fact that both of these positions are false. Read More ›

Decluttering neuroscience hype: One great tip

Remember when neurohype was supposed to replace thinking about thinking? Neuroskeptic offers a spring cleaning tip: … take this sentence about stress and the benefits of meditation. “Stress activates your amygdala, creates a red alert, activates your flight-or-fight symptoms, and heats up your system. Your thinking brain gets totally frozen and completely hijacked by your emotional brain.” Impressive – but what happens if we take out the word “brain”, and the other neuroscientific terms like “amygdala”? Then we’re left with “Stress creates a red alert, activates your flight-or-fight symptoms, and heats up your system. Your thoughts get totally frozen and completely hijacked by your emotions.” More. A normal sentence in English. If technical terms don’t tell us anything new, they’re Read More ›

Neuroscience News: Are humans hardwired for transgressions?

From Neuroscience News: A transgression can be defined as an “act that goes against a law, rule, or code of conduct; an offense.” Brains Behaving Badly focuses on the Western religious classifications of the “seven deadly sins:” pride, greed, lust, envy, gluttony, wrath and sloth. Accordingly, this post will attempt to provide a few ideas relating to behaviors that many in the Western world consider to be immoral. This post is an opinion piece covering ideas involving morality, evolutionary psychology, religion and philosophy. As such, much of it is speculative, opinionated and is meant to help spark conversations involving behavior and morality, rather than serve as a definitive scientific paper on any of the subjects discussed. I believe most of Read More ›

Neuroscience: Hmmmm. Freud’s unconscious returns?

From the Guardian: The reasons are twofold: science and necessity. First, neuroscience has demonstrated conclusively that there’s far more going on in the mind than the owners of those minds are generally aware. Mark Solms, a professor of neuropsychology and psychoanalyst who has pioneered much of the effort to test Freud’s findings against the neuroscientific, often points out that the conscious mind is capable of attending to six or seven things at once, while the rest of the nervous system is performing thousands. In that light, it seems perverse to deny that much of psychic life lies over the horizon of our awareness, doubly so when you consider experiences such as dreaming and slips of the tongue, or ordeals from Read More ›

Neuroscience and free will rethinking divorce?

From New York Mag: Based on this result from 2012 and a similar finding in a study with rats published in 2014, the lead researcher of the 2012 study, Aaron Schurger at INSERM in Paris, and two colleagues have written in their field’s prestige journal Trends in Cognitive Sciences that it’s time for a new perspective on Libet’s results — they say that their results call “for a reevaluation and reinterpretation of a large body of work” and that for 50 years their field may have been “measuring, mapping and analyzing what may turn out to be a reliable accident: the cortical readiness potential.” And like their counterparts in Germany, these neuroscientists say the new picture is much more in Read More ›

And now a word on religion from crackpot neuroscience…

From ScienceDaily: Belief in God and prejudice reduced by directing magnetic energy into the brain The findings, published in the journal Social Cognitive and Affective Neuroscience, reveal that people in whom the targeted brain region was temporarily shut down reported 32.8% less belief in God, angels, or heaven. They were also 28.5% more positive in their feelings toward an immigrant who criticised their country. Dr Izuma, from the University’s Department of Psychology, said: “People often turn to ideology when they are confronted by problems. We wanted to find out whether a brain region that is linked with solving concrete problems, like deciding how to move one’s body to overcome an obstacle, is also involved in solving abstract problems addressed by Read More ›

Neuroscience: Brain training for voters

Here: President Obama signed an executive order Tuesday directing federal agencies to incorporate behavioral and social science into their policies, giving federal employees and citizens a “nudge” to make better decisions by simplifying forms, sending reminders, or re-framing their choices. It’s the latest iteration of a philosophy that’s guided policy making since the early days of the Obama administration. Last year, the White House built a Social and Behavioral Sciences Team to come up with ways to improve services by presenting choices more clearly. Among their experiments: More. Of course, presenting choices “more clearly” often depends on whether one agrees with the way the choices are framed. Some of us discovered that decades ago on used car lots. Sunstein’s argument Read More ›

Can neuroscience tell us anything about the mind?

From the Christian Scientific Society: Philosopher J. P. Moreland says no: “The irrelevance of neuroscience for formulating and addressing the fundamental problems in philosophy/theology of mind.” In the first part of my talk, I will lay out the autonomy and authority theses in philosophy and identify the central questions in the four key areas of the mind/body problem. In the second section, I will show why neuroscience cannot even formulate, much less address these central questions. I will also clarify what it means to say that two or more theories are empirically equivalent and go on to argue that when it comes to the neuroscience of mirror neurons, (1) strict physicalism (2) mere property dualism and (3) substance dualism are Read More ›

Brain wave facts upset neuroscience?

From Discover: If a signal is ‘space-time separable’, this means in effect that one can hold either space or time constant, and then measure the other. For instance, in an EEG experiment, we typically consider the signal from one particular electrode (i.e. holding space constant) and plot a graph of how it varies over time. In a task-based fMRI experiment, we hold time constant and plot the spatial extent of activity at that time point. By doing this, we are assuming that activity in the brain takes the form of standing waves. However, Alexander et al. say that while we can treat brain activity in this way, we shouldn’t, because brain activity is dominated by travelling waves, activations or deactivations Read More ›

Babble on, pop neuroscience. The crowd is listening.

From The Register: Neurobabble makes nonsense brain ‘science’ more believable Neuroscientific explanations of human behaviour appeal to people because we’re suckers for simplified, mechanistic brain-centred explanations – even if they’re rubbish or don’t make sense. A droll study by four psychologists tested psychological statements and placed them alongside “irrelevant” information from neuroimaging fMRI scans, to “ask whether such superfluous neuroscience information increases the perceived quality of psychological explanations and begin to explore the possible mechanisms underlying this effect”. They also tested participants’ analytical skills. Some of the psychological insights were well founded, while some were rubbish. Did the inclusion of neuroimaging fMRI make the rubbish sound more authoritative? Apparently so. “Across four experiments, the presence of irrelevant neuroscience information made Read More ›