A quarter of a century ago, the first systematic behavioral experiments were performed to
clarify the nature of color constancy—the effect whereby the perceived color of a surface …

This is a review of the research during the past 25years on cortical processing of color
signals. At the beginning of the period the modular view of cortical processing …

The problem of consciousness continues to be a subject of great debate in cognitive
science. Synthesizing decades of research, The Conscious Brain advances a new theory of …

Our visual system can process information at both conscious and unconscious levels.
Understanding the factors that control whether a stimulus reaches our awareness, and the …

Abstract Hering's Opponent-Colors Theory has been central to understanding color
appearance for 150 years. It aims to explain the phenomenology of colors with two linked …

Some fundamental principles of colour vision, deduced from perceptual studies, have been
understood for a long time. Physiological studies have confirmed the existence of three …

The perception of colour is a central component of primate vision. Colour facilitates object
perception and recognition, and has an important role in scene segmentation and visual …

Primary and secondary visual cortex (V1 and V2) form the foundation of the cortical visual
system. V1 transforms information received from the lateral geniculate nucleus (LGN) and …

coordinating perceptually grounded categories through language: a case study for colour Page
1 1. Introduction This target article considers how a perceptually grounded categorical repertoire …

No sensory stimulus is an island unto itself; rather, it can only properly be interpreted in light
of the stimuli that surround it in space and time. This can result in entertaining illusions and …