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"Neuroscience and neuroimaging is going to change the whole philosophy about how we punish and how we decide who to incapacitate and how we decide how to deal with people," he says, echoing comments of a growing number of leading scholars across the country, including Princeton and Harvard.
in list: Neuroethics
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the Hare Psychopathy Checklist, which measures traits such as the inability to feel empathy or remorse, pathological lying, or impulsivity
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"The scores range from zero to 40," Kiehl explains in his sunny office overlooking a golf course. "The average person in the community, a male, will score about 4 or 5. Your average inmate will score about 22. An individual with psychopathy is typically described as 30 or above. Brian scored 38.5 basically. He was in the 99th percentile."
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A Templeton Conversation: This is the sixth in a series of conversations among leading scientists, scholars, and public figures about the "Big Questions."
in list: Neuroethics
psychopaths and various trolley experiments are giving us new insight into the emotional mess of moral decision-making.
in list: Neuroethics
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Psychopathic patients show severe deficits in responding adequately to other people's emotion.
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The results emphasize that although psychopathic patients show no deficits in reasoning about other people's emotion if an explicit evaluation is demanded, they use divergent neural processing strategies that are related to more rational, outcome-oriented processes.
"So what is it that makes criminal psychopaths get into trouble, while non-criminal psychopaths do not? The researchers speculated that criminal psychopaths may be steered towards criminality by their backgrounds, in particular a lack of early parental supervision, deprivation and having a convicted parent." (BPS RESEARCH DIGEST)
in list: Neuroethics
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One hundred university students completed a self-report measure of psychopathy that probed four key areas - lack of empathy, grandiosity, impulsivity and delinquency. The top 33 per cent and bottom 33 per cent of scorers subsequently formed high and low psychopathy groups.
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The high psychopathy students, as well as recording low empathy on the self-report test, also scored poorly on the Iowa Card Gambling task (relative to the low psychopathy students), reflecting the same kind of performance seen in criminal psychopaths.
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Argumentative is software for manipulating Argument Maps - the structural and visual representation of arguments.
Argument maps help to make decisions clearer or assist in formulating a position on an issue.
"The multiple drafts model of consciousness (Dennett, 1991, 1996, 1998, Dennett and Kinsbourne, 1992) was developed as an alternative to the perennially attractive, but incoherent, model of conscious experience Dennett calls Cartesian materialism, the idea that after early unconscious processing occurs in various relatively peripheral brain structures "everything comes together" in some privileged central place in the brain–which Dennett calls the Cartesian Theater --for "presentation" to the inner self or homunculus. There is no such place in the brain, but many theories seem to presuppose that there must be something like it." (Dennet & Akins, Scholarpedia)
in list: Androids, Zombies and Brains
Philosopher Dan Dennett makes a compelling argument that not only don't we understand our own consciousness, but that half the time our brains are actively fooling us.
For Teller (that's his full legal name), magic is more than entertainment. He wants his tricks to reveal the everyday fraud of perception so that people become aware of the tension between what is and what seems to be. Our brains don't see everything—the world is too big, too full of stimuli. So the brain takes shortcuts, constructing a picture of reality with relatively simple algorithms for what things are supposed to look like. Magicians capitalize on those rules. "Every time you perform a magic trick, you're engaging in experimental psychology," Teller says. "If the audience asks, 'How the hell did he do that?' then the experiment was successful. I've exploited the efficiencies of your mind."
What kind of brain is the Web giving us? That question will no doubt be the subject of a great deal of research in the years ahead. Already, though, there is much we know or can surmise—and the news is quite disturbing. Dozens of studies by psychologists, neurobiologists, and educators point to the same conclusion: When we go online, we enter an environment that promotes cursory reading, hurried and distracted thinking, and superficial learning. Even as the Internet grants us easy access to vast amounts of information, it is turning us into shallower thinkers, literally changing the structure of our brain.
...the transition to addiction could result from a persistent impairment of synaptic plasticity in a key structure of the brain.
In a new paper, “Incidental Haptic Sensations Influence Social Judgments and Decisions,” published this week in the journal Science, Ackerman and his co-authors, Christopher Nocera of Harvard and John Bargh of Yale, describe the results of six studies showing a variety of ways that tactile sensations can affect decision-making. From workplace judgments to financial decisions, they write, “haptically acquired information exerts a rather broad influence over cognition, in ways of which we are probably often unaware.”
Chimpanzees are highly intelligent animals, capable of great acts of empathy, technological sophistication, culture and cooperation. But they can also be murderers. Groups of chimps, mostly male, will mount lengthy aggressive campaigns against individuals from other groups, attacking them en masse and beating them to death. Their reasons for such killings have long been a source of debate among zoologists, but the aftermath of the Ngogo murders reveals an important clue. After the chimps picked off their neighbours, they eventually took over their territory. It seems that chimps kill for land.
The brain is active during sleep It has been known that sleep plays an important role in learning in humans and other mammals. In songbirds it had been shown previously that during sleep the brain has the same pattern of activity as during singing the day before. The present findings show that the more young songbirds have learned from their father's song, the more active their brain is during subsequent sleep.
Some philosophers believe that conceptual analysis will reveal the essence of mental states. Pat Churchland disagrees. In conversation with Nigel Warburton she explains how philosophers can learn from neuroscience and why some 'folk' psychological terms may need revision. philosophy bites
in list: Neuroethics
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Psychopaths are characterized by their lack of guilt and remorse and also often display antisocial behavior and have poor behavioral control
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Hare’s Psychopathy Checklist-Revised (PCL-R)
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It should come as no surprise that we don’t notice everything that we see. We all experience this on a regular basis – there is a great deal of visual information in our field of view but we only pay attention to a small fraction of it. Yet at the same time something within our vision can capture our attention if it flashes, moves, or otherwise changes dramatically enough. Interestingly, despite our common and frequent experience with the limitations of our own visual attention, people tend to have overconfidence in their ability to notice details and are often surprised when an important detail goes unnoticed.
The difference between one personality and another is not determined by genes alone. Love’s got something to do with it too.
Culture is like art or pornography, it's hard for people to define but everyone knows it when they see it. Cultural anthropologists have long struggled to develop a consistent definition of the very thing that they study, a problem that has resulted in bitter arguments between scholars that, to an outsider, may seem as esoteric as church doctrinal disputes over how many angels can sit upon the point of a needle.
AM I awake or am I dreaming?" I ask myself for probably the hundredth time. I am fully awake, just like all the other times I asked, and to be honest I am beginning to feel a bit silly. All week I have been performing this "reality check" in the hope that it will become so ingrained in my mind that I will start asking it in my dreams too.
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