for what a man had rather be true he more readily believes' bacon 16th century
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'For what a man had rather be true he more readily believes' Bacon 16th Century. Causal beliefs can determine how we behave. We cannot tolerate not knowing the cause of important events like illness and death. - PowerPoint PPT PresentationTRANSCRIPT
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'For what a man had rather be true he more readily believes'
Bacon 16th Century
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Causal beliefs can determine how we behave.
We cannot tolerate not knowing the cause of important events like illness and death.
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The original and only true function of the brain, from and evolutionary viewpoint, is to control movement and interaction with the environment.
That is why plants have no brains.
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Causal beliefs make us human and different
from all other animals.
It evolved in relation to use of tools. It led to
religious beliefs.
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All cultures have beliefs about causes, but more
than 90% of events have causes not easily
accessible to an individual.
Supernatural explanations are common:
telepathycommunication with spiritshomeopathyghosts and angels
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Causal understanding in children is a
developmental primitive.
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From 3 months infants can reason about physical causality ; by 7 months objects remain whole, and require contact to move.
By 18 months they can rake a toy to themselves.
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By 3 years they understand that people
have different beliefs.
Many questions about causes.
Light on box -touch hand/head
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..humans, but no other primates, understand the causal and intentional relations that hold among external entities.
Michael Tomasello
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Seeing the wind shake a branch so that
the fruit falls, off would lead no animal
other than a human to shake the branch to
get the fruit.
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Crows use sticks as tools
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Lack of causal understanding
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Chimps are at the edge of causal
understanding, but do not ever modify
a stone.
Kanzi was taught to make tools
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The first human tools may have been
the result of a stone breaking when
used on nuts - but causal thinking was
essential
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A million or so years in stasis in tool use,
and then some 100,000 years ago new
tools appeared.
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Technology requires a concept of
physical cause, and drove human
evolution.
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Language may have come from
gesture and throwing. It helped with
causal beliefs.
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Technology drove human evolution.Humans could manipulate theirenvironment.
Dunbar argues that it was social understanding that drove human evolution. But what was the bigadvantage?
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Religion provided causal understanding.
Religion offered the possibility of askingfor help by praying. All societies havehad religious beliefs.
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Humans were the most obvious causal agents and gods are human-like.
“men create the gods after their own image”Aristotle
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Religion is the commitment to the existence
of culturally postulated superhuman beings.
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It was a selective advantage to have religious
belief, as it removed uncertainty. Such beliefs
may have become genetically programmed.
There is evidence that those with religious
beliefs have better health.
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In almost all religions there is an afterlife.
This can reduce the fear of death and so is an
advantage. This involves mystical thinking.
Religion is not based on evidence.
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Most mental illnesses involve false beliefs; common are delusions/hallucinationsConfabulationDepressionSchizophreniaHypnotismCapgras
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MysticismI discovered that beauty, revelation, sensuality, the cellular history of the past, God, the Devil - all lie inside my body, outside my mind
Timothy Leary on LSD
We have a mystical mind probably from religion
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There is evidence that the drug from magic
mushrooms can trigger a religious experience.
Also electrical stimulation of the brain can also.
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Being a member of a religious community an be an advantage. Sloan Wilson
Religion and the belief in God is most common in societies that have the most intensive struggle for existence. Is the USA a counterexample?
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Science is special, nottechnology -and it all comes from the Greeks.Thales Aristotle EuclidArchimedesEgyptians no explanationGreeks explain heavensChinese
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Science is the best way to understand the
world, but it is unnatural - it goes against
common sense. Archimedes.
Moon; force and motion; quantum mechanics
Galileo and falling body.
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No miracle should be believed unless the
evidence was such that it would be miraculous
not to believe in it. David Hume
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There is no evidence that the fertilised human
egg is a human being. Implications for stem
cells and abortion.
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Intelligent design is based on faith not science.
There will always be some unansweredquestions.
Science is the best way to understand the world.
If the history science were rerun the results would be the same, but DNA might be googy.
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Paranormal beliefs invoke forces and causes both outside ordinary experience and science. They offer believers new powers.
possible to contact the dead to access past liveshoroscopes can predict the futurespiritual healing can cure telepathyangels and ghosts and aliensread someone else's mindspirits can move objectslevitation is possible
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‘If a person is poorly, receives treatment to make him better, and then gets better, then no power of reasoning known to medical science can convince him that it may not have been the treatment that restored his health’.
Peter Medawar
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Placebo effect determined by beliefs
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Three general purpose heuristics - availability,
representativeness, and anchoring.
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Why did science persist in the West?
Christianity was involved in argument and rationality. They were concerned about thenature of the physical world
Aquinas held that theology was science from God
Many religions believed in rebirth.
No good evidence for Gods