This article discusses sensory perception. The author reorganizes a previous conception of the interaction between sense organ and physical object and suggests how educational researchers study the perception of physical objects. (DF)

Describes subjective-contour illusions and gives explanations for perception of shape and brightness in these figures. Supports cognitive mechanisms rather than psychological mechanisms. Gives examples of subjective-contour illusions and summarizes explanations of other psychologists with regard to this topic. (CW)

In comparative judgments of two stimuli separated by a time interval, there is often a systematic asymmetry (time-order error). From a review of the literature it is concluded that the time-order error should be classified as a perceptual phenomenon that can be predicted with adaptation-level theory and sensation weighting. (Author/CB)

Described is the discovery that oscillations of electric potential at 40 hertz hold the key to how the brain assembles sense impressions into a single object. Potential implications from this research are discussed. (CW)

Describes the conventional-behaviorist and the developmental-cognitive schools of thought concerning moral education. Suggests a third perspective using a perceptual-experiential model. Recommends the construction of moral reality through a curriculum of stage-appropriate sensory challenges. Argues that when moral concerns are experienced and…