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ever growing body of evidence suggests that biology sets men and women apart in ways that have real consequences for mood and behavior - including their susceptibility to depression and other psychiatric disorders.
This neuronal correlate of consciousness - the transient assembly - satisfies all the items on the shopping list of phenomena above. The efficacy of an alarm clock is explained as a very vigorous sensory input that triggers a large, synchronous assembly. Dreams and wakefulness differ because dreams result from a small assembly driven by weak internal stimuli, whereas wakefulness results from a larger assembly driven by stronger external stimuli. Anesthetics restrict the size of assemblies, thus inducing unconsciousness. Self-consciousness can arise only in a brain large and interconnected enough to devise extensive neuronal networks. The degree of consciousness in an animal or a human fetus depends on the sizes of their assemblies, too.
Acceleration means studying material that is part of the standard curriculum for older students. Enrichment involves learning information that falls outside the usual curriculum - say,
