and then the marie curie book, something out of nothing came out of that vote. and then the next when i was interested in the holocaust, so i've found the story who was an american holocaust. and then george washington and then after that is the modern type. so they all sort of sign. in a way. >> you started your presentation with some myths that she found no virtue. what did you find out it was particularly interest me in your research that she didn't leave before that is true? >> there's so many things really. part of what fascinated me in this project was detailed to the x for win -- the links they went to. one of the reasons is that when george washington was named team, he went with his brother to the caribbean because his brother had tuberculosis. and though he cut smallpox while he was there. so for the rest of his life, george washington had smallpox virus on his face. and if you look carefully at the portraits of 10, if you leave out tracy is left side you'll see if smallpox pyrite air. the two older figures of 10 have that pockmarked. in this interest

the same is true for marie curie. after a while you start recognizing the way they talk and the way they really did and the way they would phrase things. and washington is the same way. after a while they are so familiar they almost become like a friend, because you know the way they put their thoughts together, and was in those letters that i found out the color of the trolleys what he cacique and smell and the fear he saw in the faces of the refugees come it was his words that made him come to life for me. so i think it's a very personal research and to their own words that really makes the difference, and that is what i try to bring. i try to bring that to life, so that again readers can feel it and hear it and smell it and see i think that is what a good book should do. >> as much as george washington is portrayed as the father of the country on the dollar bill martha washington is a grandmotherly figure what did you know what interested you is that you think we should know about? >> i had to cut more flat out of