of this complete disregard for communication? One possible explanation may be contributed to a hypersensitivity to things we take for granted like sound, light, touch, and balance. This abnormal hypersensitivity may even cause the child to be "totally handicapped by extreme fear which are often sensory-based (Edelson, "Interview").
             With a normal sensory system we are able to take in and filter out most of the things we need to function in our daily lives. We do not hear the hum of the fluorescent lights, we do not smell the green apple shampoo the cafeteria lady washes her hair in, and we especially don't notice the prickly mater
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