not eric larsen that the book that they thought might the light is a hurry casein galveston texas when there was a meteorologist at the time so there's no way i will write to the eric larsen booktv near as successful but by mentioning it to became clear to me what kind of book he was talking about perot so with that natural disaster and the science. i also want to talk about two things. in this is anchorage. almost like there is an elevator there. the part of the st. dropped about 10 feet. >> i didn't know much about it. and then to say there was an earthquake to way science colleagues i would say this story that happened where? alaska. and they say when? ice day 1964 because then what do you talk about? but nobody knew much about it. been to iran is more the thing had ever experienced before. so parts of me was just learning about the earthquake and talking into the people who live through. i don't know if there are any other authors to write this. >> i found talking to survivors they are not as strong but particularly in a place like alaska so it in littletons -- little towns like valdez they tend to share the stories in that is homogenized. so for me in some ways this is a fi