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stage theory

   Also found in: Wikipedia 0.01 sec.
stage theory [′stāj ‚thē·ə·rē]
(neuroscience)
A theory of color vision which proposes that there are three or more types of cone receptors whose responses are conducted to higher visual centers, and that interactions occur at some stage along the conducting paths so that strong activity in one type of response inhibits that of other response paths. Also known as zone theory.


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Her research reveals that developmental stage theory is both relatively accurate and useful, as the children in her study showed remarkable consistency in the way in which their performance corresponded to the stages over a range of spelling practices.
Chapter 2 offers the general explanations of child development presented by the four "grand" theories of developmental psychology: behaviorism, social learning theory, Piaget's stage theory, and social constructivism.
Therefore the greatest advantage of such a stage theory is that messages can be tailored to different sections of the population.
 
 
 
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