i teach a freshman seminar at emory university. and my students have varying degrees of experience with poetry from their high schools. some have a lot more of it. some took creative writing as well as the study of petraeus literature in their class is. some haven't had much at all and i think it does vary depending on what school you go to. >> natasha trethewey, you have a memoir coming out. >> i have one my riding. >> and? >> i have one i'm writing. >> it's due in 2014. >> thanks for reminding me. [laughter] >> natasha trethewey who is the u.s. poet laureate, thanks for joining us of the national book festival on the c-span bus. >>> we are the lou henry house on the campus at stanford university. it's significant because this was the primary residence of the hoovers and significant as it relates to hoover because she was the one who designed it. she had a strong grasp of design and how she wanted the house to look even though she was not an architect or lucky to have a lot of the original drawings and documents and correspondence

established at emory university it is called j-screen and it allows visitors to request an at-home screening kit online and a genetic counselor delivers the results. last year eden became a big sister when the goulds added another daughter to their family. she is perfectly healthy. >> we believed in life again and that we had hope and we knew there would be joy and good times. i think she helped us see the world in a different way that we maybe had lost sight of once eden was diagnosed. >> and eden will ultimately help many children she will never even meet. >> eden is really here to save people's lives. and she does that every day. and if that's what she's here to do, there is no more noble a life than that. i love you. oh, my goodness, what was that? >> now, for these parents it seems to make sense but is more testing something everyone should be doing? joining me to talk about that is genetic expert dr. michael gambela, thank you for joining us. most people think of genetic testing after the baby is born, they get the heel prick and they are testing for 30 different diseases. what we're t

>> reporter: to find out, owner patricia king volunteered katy for a research study at emory university to study decision making in humans. among problems the dogs need to be awake and remain still for the noisy and claustrophobic procedure. >> they're coffin-like spaces loud and have to hold still. >> that's where katy came in. to block out the noise, she learned how to wear special ear muffs and remain still. she was given commands and shown food like hot dogs first by a stranger and then her owner. >> we're trirg toying to sort out not just not the signals but who is giving them. >> reporter: dogs react with emotions like love and attachment the same way humans do. >> when you see katy's mri on the screen what do we learn about her? >> it's clearly most active when she's getting signals from patricia her human. >> what do you draw from that? >> it's more than hot dogs. >> and that katy loves patricia? >> sure. why not? it's not unreasonable to have a dog version of that. >> reporter: burns documented his findings called "how dogs love us." as for patricia king and her family, the res

scans on their brains, scientists at emory university discovered our canine friends use the same partwe do to feel. it's the same part we use in anticipation of things we enjoy like food, love and money. >> time now, it's 54 after the top of the hour. even barbie has to obey the law. the traffic lesson a seven and nine-year-old are learning this morning after parking their barbie jeep in the wrong place. >> a girl came home from school with a letter that she is overweight. that mother outraged. what do you think? ♪ wow...look at you. i've always tried to give it my best shot. these days i'm living with a higher risk of stroke due to afib, a type of irregular heartbeat, not caused by a heart valve problem. at first, i took warfarin, but i wondered, "could i up my game?" my doctor told me about eliquis. and three important reasons to take eliquis instead. one, in a clinical trial, eliquis was proven to reduce the risk of stroke better than warfarin. two, eliquis had less major bleeding than warfarin. and three... unlike warfarin, there's no routine blood testing. [ male announcer ] don'

a team of researchers at emory university set off to find out what goes none a dog's head the first is ready? >> reporter: kady appears to love the kings as much as they love her. but what's the real feeling behind these big eyes and wagging tail? >> you got to wonder, do they just see the person that's going to feed them and walk them and give them what they want, or do they truly love us? >> reporter: to find out owner patricia king volunteered kady for a research study at emroy university. led by biologist gregory berns to see if dogs feel emotion the same way as humans do. berns has spent his career using mri brain scans to study decision making in humans. but it had never been used on dogs. among the problems they need to be awake and remain still for the claustrophobic procedure. >> they're coffin-like spaces. they're incredibly loud. and they have to hold still in millimeters. >> reporter: that's where kady came in. to block out the noise, she learned how to wear special ear muffs. once in place, the team took brain scans of kady while given commands and shown food like hot dogs

a team of researchers at emory university set off to find out what goes none a dog's head the first isove the kings as much as they love her. but what's the real feeling behind these big eyes and wagging tail? >> you got to wonder do they just see the person that's going to feed them and walk them and give them what they want or do they truly love us? >> reporter: to find out owner patricia king volunteered kady for a research study at emroy university. led by biologist gregory berns to see if dogs feel emotion the same way as humans do. berns has spent his career using mri brain scans to study decision making in humans. but it had never been used on dogs. among the problems they need to be awake and remain still for the claustrophobic procedure. >> they're coffin-like spaces. they're incredibly loud. and they have to hold still in millimeters. >> reporter: that's where kady came in. to block out the noise, she learned how to wear special ear muffs. once in place, the team took brain scans of kady while given commands and shown food like hot dogs first by strangers and then her owners.

>>> turns out dogs have feelings, too, after doing mri scans on dogs' brains, scientists at emory university same part of the brain that humans use in anticipation of the things we enjoy, like food and love. and money. >> the obamacare web site which had technical issues all week because of web traffic. you can't campaign on the fact that millions don't have health care and then be surprised that millions don't have health care. how could you not be ready? that's like 1-800-flowers getting caught up by valentine's day. [ laughter ] >> brian: fantastic. >> steve: i saw one thing on-line that said that some net guy said that the infrastructure that we had employed by this particular web site could handle 30,000 people on it. whereas remember, they want to sign up at least 7 million, although they say, what, 30 million could use it, but can only be used by 30,000. at midnight last night, itunes put up the new justin bieber song. i got a feeling, millions of people signed up for that. >> brian: and they handled it. >> steve: how can they handle it and we can? >> elisabeth: everyone wants to know