Neuroanthropology

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Archive for the ‘Philosophy’ Category

Wednesday Round Up #13

Posted by dlende on May 28, 2008

Neuroanthropology

David Freedberg, Empathy, Motion & Emotion and Composition & Emotion
Two pdfs on art and the neurosciences by the Columbia art history professor

Sam Harris et al., Functional Neuroimaging of Belief, Disbelief and Uncertainty
Pdf of 2008 article from Annals of Neurology: “truth may be beauty, and beauty truth, in more than a metaphorical sense”

John Horgan, Brain Chips and Other Dreams of the Cyber-Evangelists
Yearning for brain chips, and the problems therein

Literary Trends

Kenneth Goldsmith, In Barry Bonds I See The Future of Poetry
Welcome to our post-human future

Anne Harrington, The Inner Lives of Disordered Brains
The Harvard historian of science’s excellent take on the recent rise in neuro-lit

Jonathan Gottschall, Measure for Measure
Literary criticism needs to embrace science

Henry Bowles, It’s in the Genes: Criticism Devolved
How about criticism of the literary embrace of dubious science?!

Bob Meagher, Socrates on the Campaign Trail
Hope or fear this fall? Socrates will help guide you

Elinore Longobardi, Think Globally, Read Locally
Journalism needs to embrace anthropology

Three-Toed Sloth, Books To Read While Algae Grow In Your Fur
Books recommendations; eclectic from liberalism and math brains to comic books…

Lorenz at Antropologi, Anthropology Blogs More Interesting Than Journals?
For some of us at least… a summary from a quick-and-dirty ethnography of blogging

Language

Liz Danzico, Telling Stories Using Data: An Interview with Jonathan Harris
“Stories should have feeling, to the extent that they want to be human.”

Michael Price, Outside Language Looking In
Children who learn signing at home: language helps organize the mind’s underlying architecture

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Posted in Evolution, Links, Philosophy | 6 Comments »

Wednesday Round Up #10

Posted by dlende on May 7, 2008

Hierarchy

Anthropology.Net, The Social Brain Hypothesis: Are Our Brains Hardwired to Deal with Hierarchies?
Subconsciously processing dominance hierachies

Marc Dingman, Neuroimaging and the Social Ladder
Social hierarchy: can we see it in an fMRI?

Ira Flatow, Mapping the Social Brain
How the brain responds to social status

Constance Holder, A Head for Social Hierarchy
More on the work by Caroline Zink: superior players change our own thinking

Free Will

Cognitive Daily, Changing Belief in Free Will Can Cause Students to Cheat
No free will, more likely to cheat—if responsibility doesn’t count, who cares?

Foolish Green Ideas, Tight Fit
Very funny take on the “no free will” research

Brain Mechanisms

Chris/Mixing Memory, Emotion, Reason and Moral Judgment
Brain damage, moral scenarios, and general vs. personal rationality

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Posted in Brain Mechanisms, Inequality, Links, Philosophy | Leave a Comment »

Utilitarianism and the Brain

Posted by dlende on April 4, 2008

Guy Kahane has a discussion of Utilitarianism and the Brain over at Ethics Etc.  In particular, he is discussing Joshua Green’s fMRI studies of moral judgments that have claimed to distinguish between utilitarian and non-utilitarian thinking (and the latter claimed as more rational, the former more emotional and hence not quite as good).  Kahane in particular pays attention to the methods used to generate the evidence and claims, and finds it wanting—the experimental scenarios themselves don’t clearly distinguish between the two types.

The debate has taken place in Nature, and here is a link to the actual text of the Nature critique by Guy Kahane and Nicholas Schackel as well as the response by Michael Koenig and colleagues.

Hat Tip: Natural Rationality

Posted in Brain imaging, Philosophy | Leave a Comment »

Brain Enhancement: Beyond Either/Or

Posted by dlende on March 9, 2008

Benedict Carey writes, “Brain Enhancement Is Wrong, Right?” covering the emerging debate on performance-enhancing drugs in academia and other intellectual pursuits.  This debate began in the journal Nature, and exploded since then.  (I’ve covered some similar issues in a previous post, Drugs and Biosociality.) 

Carey poses us this question, “Is prescription tweaking to perform on exams, or prepare presentations and grants, really the same as injecting hormones to chase down a home run record, or win the Tour de France?” 

Whatever our answer to that question is, and it is surely to be a complex answer (more on that in a second), it is clear to me that this is already happening.  In a recent paper, I showed how heavy users already engage in “functional use”—using methamphetamine, a stimulant, to work and play more, to deal with cognitive deficits, and to change their subjective state while continuing to interact in a normal social manner.  While I am almost hesitant to say it, in this matter, drug users are already on the avant-garde. 

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Posted in Addiction, Human variation, Philosophy | 4 Comments »

Kwame Appiah

Posted by dlende on February 29, 2008

Kwame Appiah is a professor of philosophy at Princeton University, and has a new book Experiments in Ethics.  The book is interesting to me both because of his use of data, rather than just analysis, to think about ethics, and his emphasis on the contextual nature of morality.  NPR has an entertaining radio interview with Appiah, where he discusses his approach to “empirical philosophy.” 

There’s also a discussion of Appiah’s book in the NY Times, which presents a different take on trolleyology (discussed in our critical take on Pinker’s essay on morality).  Here’s what Paul Bloom writes in “Morality Studies“: 

[T]his book has teeth, particularly when Appiah looks hard at the emphasis on moral dilemmas like the trolley problems. These were originally developed to tap our intuitions about agency and responsibility, and are thought to bear on real-world issues like abortion and just war. But the dense trolley literature “makes the Talmud look like Cliffs Notes” even as its complexity fails, he argues, to capture the richness of morality in our everyday lives. Real moral problems don’t come in the form of SAT questions, and being a good person often requires figuring out for yourself just what the options are: “In life, the challenge is not so much to figure out how best to play the game; the challenge is to figure out what game you’re playing.”

 Here’s a review blurb by Cass Susstein: “This dazzlingly written book argues for reconnecting moral philosophy with the sciences, both natural and social–and demonstrates that the reconnection, while in a sense overdue, reconnects philosophy with its ancient interest in empirical issues. Appiah’s important argument promises to transform more than one field. It is not only wise and subtle; it is also inspiring.”

 And a summary from an Amazon reviewer raising a few critical points: 

1. In his chapter on “the varieties of moral experience,” the author discusses a number of “modules” that he feels characterize the human psyche: compassion, reciprocity, hierarchy, and so forth. He draws on other scholars who have posited such proclivities, and he also mentions Chomsky who, he says, has proposed a similar, presumably innate, human capacity for language. I do not find these “modules” persuasive as being human universals. There is very little in this discussion that would connect it to empirical science, for example to anthropology, not to speak of the findings of modern neuroscience. Indeed, the descriptions of modules are reminiscent of pre-scientific speculations concerning “four humors.”

2. The second chapter, “the case against character,” gives us a stimulating and challenging rundown of experiments that suggest that ethical choice is very much influenced by the immediate situation. So we learn, for example, that if you have just smelled the delicious odor of fresh-baked bread, you are more likely to be generous than you would be without such olfactory stimulus. The author seems to conclude (he does hedge this a bit) that there is no such thing as character, that everything depends on the situation.

The problem here is that in any of these situations there are minorities of subjects who don’t act as expected. Even with all that good smelling bread, some remain stingy; even without great smells, some are generous. So it would appear that these experimental situations explain some of the variance but not all.

Posted in general, Philosophy | 1 Comment »

Cracks in Our Rose-Tinted Glasses?

Posted by dlende on February 21, 2008

In the last week, several media outlets have addressed research that presents an alternative view on the happy emphasis on positive psychology and self-help that has swept through America in the past few years.  I’ll just excerpt some pieces from each, not a lot of commentary this time. 

First, three pieces from Sharon Begley’s article “Happiness: Enough Already” in Newsweek: http://www.newsweek.com/id/107569 

Excerpt #1: While careful not to extol depression—which is marked not only by chronic sadness but also by apathy, lethargy and an increased risk of suicide—[Diener] praises melancholia for generating “a turbulence of heart that results in an active questioning of the status quo, a perpetual longing to create new ways of being and seeing.” This is not romantic claptrap. Studies show that when you are in a negative mood, says Diener, “you become more analytical, more critical and more innovative. You need negative emotions, including sadness, to direct your thinking” 
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Posted in Emotion, Philosophy, Psychological anthropology | Leave a Comment »

Beyond Right and Left

Posted by dlende on February 9, 2008

I came across David McKnight’s reflection on his own book of the same name, Beyond Right and Left, which tackles political ideas and the fight over “human nature.”  We’ve dealt with some similar ideas in the critical discussion we had over Steven Pinker and his essay on a moral instinct.  McKnight’s take seems to be more thoughtful. 

McKnight’s argument boils down to this: “Any plans for social reform must take account of the limitations presented by human nature. As remarkable as human diversity and capacity is, it is not unlimited. Any new political vision which assumes we can create societies without conflict or without self interest, is doomed to fail. Attempts at perfection, in politics or religion, have proven disastrous.” 
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Posted in Education, Philosophy, Uncategorized | 1 Comment »

Wending between Faust and Wimsatt

Posted by dlende on January 27, 2008

Is neuroanthropology just “social theory with technical jargon,” giving us “street cred”?  Are we doing anything “different from interpretive anthropology with its system of symbols”?  Why invoke brain biology, we haven’t spent years studying the minutiae of brain circuitry and chemical interactions like real brain experts.  Why even bother with the mention of neurotransmitters and such, which bastardizes the rich contribution that anthropology makes to understanding ourselves. 

These are some of the comments I’ve seen about our site, some on the Internet, some in emails.  In an initial answer to that, I pointed to Greg’s introduction, of listening to our informants and building explanations based on ethnography as well as to some of the limitations we bump up against in the dominant forms of social theory today. 
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Posted in Cultural theory, general, Philosophy | 4 Comments »

Steven Pinker and the Moral Instinct

Posted by dlende on January 12, 2008

By Daniel Lende 

Steven Pinker is selling something.  Here’s what’s on the table: “the human moral sense turns out to be an organ of considerable complexity.”  This organ has been built into our brains by evolution, culture-free except for how its five domains (harm, fairness, community, authority, and purity) are “ranked” and “channeled” in different places around the globe.  Ready to buy? 

Let’s sweeten the deal.  Pinker is offering his “deeper look” which will help you “rethink your answers” about life and morality.  He’s providing “a more objective reckoning” to help people get over their moral “illusions.”  And he’s got the data to show it, from people in the lab, Web sites, and brain scanners.  (I can’t help asking, these are his moral examples?  People in artificial situations, people who don’t physically interact, and a series of images?)  Read the rest of this entry »

Posted in Brain imaging, Embodiment, Emotion, Evolution, general, Learning, Neural plasticity, Philosophy, Psychological anthropology | 26 Comments »

On Stress-Part Two-Blakey

Posted by dlende on December 20, 2007

Blogging on Peer-Reviewed ResearchBy Daniel Lende 

The other night, my two year old daughter complained with a sleepy vehemence, then turned to my wife for comfort (yes, we are co-sleepers!).  She had been sick, unable to sleep well, and she sought out her mother for comfort and soothing.  It wasn’t that my daughter was physically stressed, but that her little mind seemed to get ahead of herself.  The terrible things bothering her?  Suddenly they are all right because of Mamá. 

What does this have to do with the fight-or-flight reaction?  Very little.  But anyone who’s tried to deal with a screaming baby knows that such a thing is very stressful for everyone involved.  And that’s the point.  Stress does not sit so easily into the category we imagine for it.  When my daughter screams, I feel my blood pressure rise and a lack of control if I am unable to soothe her.  Alternatively, calming her calms me.  These sorts of experiences do not fit easily into the stressor/stress reaction dichotomy covered in yesterday’s post on Robert Sapolsky.  But I had not really thought about it that way until I recently read the work of Michael Blakey, professor of anthropology at William & Mary. 

In his chapter “Beyond European Enlightenment,” Blakey opens with a discussion of how naturalism leads into ecological and evolutionary “explanations” that lie explicitly outside the social realm as well as to sexual, racial and genetic determinism (“natural” causes or differences, hence we just have to accept the present state of affairs).  Blakey is not against the documenting of human variation that good ecological or human biology research can highlight, say between a certain type of environment and a certain body type.  However, he is against this approach becoming the core focus of a discipline (say, biological anthropology) and quite aware of the dangers that the projection of biological explanations into the social realm plays in the communications and politics of a public anthropology. 

As he writes, “Naturalism as it informs empirical methods shows the human element in data analysis as contaminating, deviating from ultimate truth.  Culture, therefore, becomes a thing to be purged (or denied) in apprehension of legitimate truth (382).”  He sees the logical extension of such a view as: “The proper order of human life according to this view is to be found outside human society.  Whether the method is belief in gospel or systematic evidence, religion and natural science obtain an allure of being able to reveal knowledge from beyond human agency (382).”  

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Posted in Cultural theory, Evolution, Inequality, Medical anthropology, Philosophy, Relationships, Stress | 10 Comments »

 
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