P1‐020: AUDITORY SPATIAL PROCESSING IN ALZHEIMER'S DISEASE AND POSTERIOR CORTICAL ATROPHY. (1st July 2014) - Golden, Hannah L.; Yong, Keir X.; Nicholas, Jennifer; Downey, Laura E.; Shakespeare, Tim J.; Schott, Jonathan M.; Mummery, Catherine J.; Livingston, Gill; Crutch, Sebastian J.; Warren, Jason D.