A brief history of vision and blindness -- Our inheritance : functional constraints on 'normal' vision -- Our misinheritance: blindness 1 -- Our misfortune: blindness 2 -- Experimental sleight-of-hand or : whoa! where did it go and where did it come from? -- Visual agnosias and neglect -- Blindness and the mind's eye -- Seeing and not seeing in the visual arts -- Cognitive blindspots: bloopers and blunders -- Cognition cultural and personal : blinders and wonders.