A display system for displaying video content, the display unit including a display controller operable to control the display of at least a region of the video content and a visual acuity identification unit operable to identify at least regions of high visual acuity and low visual acuity of a viewer at display positions corresponding to particular regions of the video content, where the display controller is operable to control the display of video content such that regions of high visual acuity are displayed differently to regions of low visual acuity.