Behavioral and Brain Sciences

Open Peer Commentary

Semantic redintegration: Ecological invariance

Stephen E. Robbinsa1

a1 Center for Advanced Product Engineering, Metavante Corporation, Milwaukee, WI 53224.


In proposing that their model can operate in the concrete, perceptual world, Rogers & McClelland (R&M) have not done justice to the complexities of the ecological sphere and its invariance laws. The structure of concrete events forces a different framework, both for retrieval of events and concepts defined across events, than that upon which the proposed model, rooted in essence in the verbal learning tradition, implicitly rests.

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