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The Visual Image in Mind and Brain

In analyzing the distinct attributes of images, the brain invents a visual world. Unusual forms of blindness show what happens when specialized parts of the cortex malfunction

By Semir Zeki

The Biological Basis of Learning and Individuality

Recent discoveries suggest that learning engages a simple set of rules that modify the strength of connections between neurons in the brain. These changes play an important role in making each individual unique

By Eric R. Kandel and Robert D. Hawkins

Brain and Language

A large set of neural structures serves to represent concepts; a smaller set forms words and sentences.Between the two lies a crudal layer of mediation

By Antonio R. Damasio and Hanna Damasio

Working Memory and the Mind

Anatomic and physiological studies of monkeys are locating the neural machinery involved in forming and updating internal representations of the outside world. Such representations form a cornerstone of the rational mind

By Patricia S. Goldman-Rakic

How Neural Networks Learn from Experience

Networks of artificial neurons can learn to represent complicated information. Such neural networks may prOvide inSights into the learning abilities of the human brain

By Geoffrey E. Hinton


  • The Developing Brain

  • Sex Differences in the Brain

  • Major Disorders of Mind and Brain

  • Aging Brain, Aging Mind

  • The Problem of Consciousness

  • Hot Potato

  • The Hole Story

  • Letters

    Letters to the Editors, September 1992

  • Recommended

    Book Reviews: September 1992

  • 50, 100 & 150 Years Ago

    50 and 100 Years Ago

  • Profile

    The Frustrations of a Quark Hunter

  • Amateur Scientist

    Neurons for Computers

  • Science and the Citizen

    Gravity Quantized?

  • It Came from Within

  • Noisy Nucleotides

  • Hot Ants

  • Bug in a Gilded Cage

  • Making Water Run Uphill

  • Bent Light

  • Population Pressure

  • Photovores

  • Departments

    Economic Growth Factors

  • Essay: Trouble in Mind

  • Technology and Business

    Major Developers of Genetically Engineered Foods

  • Silver Lining

  • Underground Allies

  • Defensive Driving

  • See-Through View

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September 1992

Think Outside the Gift Box