things like someone believes the brain is patterns and once we understand that we can replicate that mattern and then we can replicate that and transfer them into virtually robots and of course live forever. in the short term it is going to result neuroscience combined with genetics and the sequenceing of dna is getting cheaper every year. it is not too far into the future where we will all be able to analyze our own dna and that is result in more individualized drugs which gives us better treatments for whatever ails us. and you watch commercials for medications and they have a horrifying list of side effects and hopefully that is going to change soon because drugs today are created to service a mass market and then you will have to take this drug to counter that. you will have more tailored and effective drugs. >> host: youtube finally. >> guest: it is a good outlet for what is happening with people. this is mostly endemic. we have an explosion of creativity and expression and anybody can take a photo now. people take photos on their cameras. you can take thousands a day and dump them onli

but in the 1990s and early 2000s, holly shulman and david mattern at the papers of james madison at theversity of virginia began collecting her papers, and they published them in a lovely book called, "the selected letters of dolley madison." but holly shulman is now the web master of the dolley madison digital edition, which anybody can find in their library, and it has every letter to and from dolley. so these are the papers that are really crucial. and we also have this great account from her niece, mary cutts. and she writes about her aunt. and a lot of those stories which must have come from dolley -- edith: herself. catherine: herself, right? edith: yes. catherine: so that tells us that, late in her life, she's getting a sense of her legacy. so she, of course, cannot obtrude upon the public notice as a man would, but we think that she kind of coopted her niece and gave her these memoirs, which we've now just published for the first time so people can read those. susan: we have our first bit of video to show you. throughout the night, we'll be visiting places that were important to