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Heinz von Foerster

Humberto Maturana

Warren McCulloch

11 terms in 25 texts

Here standing in front of a representation of the vision system, Lettvin was a large presence on the MIT campus from the 1950s and is available for conversation on Leibniz on short notice
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1:

cybernetician Warren McCulloch
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cybernetician Heinz von Forester
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cybernetician Jerome Y Lettvin
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cybernetician Humberto Maturana
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cybernetician Gordon Pask
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Here is Heinz von Foerster sitting before a bookshelf in his home on Rattlesnake Hill in Pescadero, California.
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Heinz von Foerster maintains a clarity of ideas that causes his wife, Mai, to say, 'Heinz has a mind like a crystal.' When shown a manuscript that used the term 'looping-through', Heinz von Foerster replied with a postcard that appeared as above. Drawn are 3 transforms of which the bottom, labelled 'AUTOTOPIC', is what is intended by 'looping-through'
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Heinz von Foerster's presence, even in the US Mail, was formidable. The Biological Computer Lab was a research lab at the University of Illinois in Urbana-Champaign, that was founded and run by von Foerster from the mid-50s to the mid 70s
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This spiral represents a process that converges over time to a stable place (center of the spiral). In cybernetics, processes such as mental concepts have this form, as first pointed out by Heinz von Foerster
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I once asked Heinz how to support the constructivist position with a physicist who claimed thaht, since both of us walk across the room and hit our knees at the same place when we bump into a chair, this proves there is a reality out there. Heinz said, 'Paul, both of you feel pain. Everything after that is inference.'
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Jerry Lettvin worked closely with McCulloch and Maturana at the Research Lab of Electronics on the theories of vision based on experiments on frogs
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Jerry married Maggie
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Here standing in front of a representation of the nervous system, Humbert Maturana has used biology as a context in which to declare the cybernetics of design
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Humberto Maturana draws his view of how nervous systems, though organizationally closed, use language to loop-through the other
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In his own handwriting, Maturana explains that, "The nervous system is a structure-determined system, as such nothing external to it can determine what happens in it."
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Warren McCulloch

Heinz von Foerster

Humberto Maturana

Heinz von Foerster

Heinz von Foerster

Heinz von Foerster

Heinz von Foerster

Heinz von Foerster

Humberto Maturana

Warren McCulloch

Humberto Maturana

Humberto Maturana

Humberto Maturana

2 - representation