The prefrontal cortex (PFC) has a well-established role in the inhibition of inappropriate responding, and evidence suggests that the infralimbic (IL) region of the rat medial PFC (MPFC) may be involved in some aspects of extinction of conditioned fear. MPFC lesions including, but not those sparing the IL cortex increase spontaneous recovery of…

TWO SPEECHES PRESENTED AT THE CENTENNIAL TEACHERS INSTITUTE OF THE MARYLAND SCHOOL FOR THE DEAF IN MARCH 1968 ARE CONTAINED IN THIS BOOKLET ALONG WITH A SHORT HISTORY OF THE SCHOOL AND A LIST OF AGENCIES AND ORGANIZATIONS REPRESENTED. HELMER R. MYKLEBUST, IN "LEARNING AND EDUCATIONAL FAILURE IN DEAF CHILDREN--PSYCHONEUROLOGICAL CONSIDERATIONS,"…

Brain research indicates that sensory-motor experiences during childrens' preschool and early school years may be the foundation for later language development. (MLF)

Proposes that offering students activities that exercise right-brain functions (nonverbal, nonrational, spatial, and intuitive) helps students become more fully developed human beings and better writers. (RL)

Two experiments examined the effects of reductions in cortical cholinergic function on performance of a novel task that allowed for the simultaneous assessment of attention to a visual stimulus and memory for that stimulus over a variable delay within the same test session. In the first experiment, infusions of the muscarinic receptor antagonist…