Guest User January 1, 1990 Lynn C. Robertson, M. Lamb, Robert T. Knight, 1990 Posterior/Anterior contributions in responding to global and local levels of visual stimuli Guest User January 1, 1990 Lynn C. Robertson, M. Lamb, Robert T. Knight, 1990 Authors:Lynn C. RobertsonM. LambRobert T. KnightDate: 1990