in your book you talk about recent writings of edward casey and his take on a landscape painting thatxtends with the things we mentioned and he talks about landscape and cartography extending further into something more beyond that. i wonder if you could expand a bit on that. >> you didn't tell me this question in advance. that is a really large question and what i liked, representation has a bad name in literary intellectuals studies. i have done some work to go beyond representation and you look at a painting like this ob representational and casey's work is a way to think of ways to make something present to us which is in line with the theme i ended with which is how do we make figures from the past that we may not know very well and may seem strange or alien to us, how do we make them present to us now temporarily as far as how the we make distant places present to us and experience to involved and engaged us and so maps and do that. they aren't just representation that lie passively on the paper but they invite you in to travel the roads and half way as they present to us and so