19605, wow, what if this was real? in the 1960s, and adoption agency in new york began a policy to deliberately split up identical and fraternal twins and place the infants in different families. the adoptive parents were never told that their children had siblings. film; parents were never told that their children had siblings. children had siblings. any one ado ted children had siblings. any one adapted in children had siblings. any one adopted in the children had siblings. any one adopted in the 60s children had siblings. any one adopted in the 60s have - children had siblings. any one| adopted in the 60s have every children had siblings. any one - adopted in the 60s have every right to think perhaps they have a twin. they were placed in a controversial study to explore what makes us who we are and how much is defined by nature versus nurture. but at what cost? ~ . , ., , cost? what they did was so unethical. cost? what they did was so unethical, so cost? what
person to another. we find that height and weight have substantial genetic components. we found that general intelligence has a substantial genetic components of the less than some of the physical traits like height and weight and brainwaves. nevertheless, a substantial genetic component at a special mental abilities and then we drop down a bit when we get to job satisfaction. probably the most surprising findings have been things like religiosity. how much you invest in religious activities and interests and political attitudes and social attitudes have a genetic component to them. and social attitudes have a genetic component to them. these findings come from years component to them. these findings come from years of component to them. these findings come from years of data component to them. these findings come from years of data collected l come from years of data collected from retrospective studies of twins raised apart and not the neubauer project which itself was fundamen
push this through, it was not unanimous by any stretch of the imagination and that was not something neubauer had let on. he said, this was the practice of the time. , , , , , ., said, this was the practice of the time. , , said, this was the practice of the time. , i, time. they split us up to study us. we were part time. they split us up to study us. we were part of time. they split us up to study us. we were part of this time. they split us up to study us. we were part of this child - time. they split us up to study us. we were part of this child study. l we were part of this child study. nature versus nurture. he is one of the few researchers who have spoken publicly about their experiences. i joined a study in 1968. i was 24. my job is to organise the data and it was a wealth of data so the idea was to try to tease out what differences there might be as a result of the different families that they were raised in. to be able to understand the relative contribution of heredita
are no insights. without ever using the data. there are no insights. we without ever using the data. there are no insights. we don t - without ever using the data. there are no insights. we don t know . without ever using the data. there are no insights. we don t know what is in there are no insights. we don t know what is in there and are no insights. we don t know what is in there and everywhere are no insights. we don t know what is in there and everywhere to - are no insights. we don t know what is in there and everywhere to get. is in there and everywhere to get access is in there and everywhere to get access to is in there and everywhere to get access to it is in there and everywhere to get access to it and is in there and everywhere to get access to it and publish - is in there and everywhere to get access to it and publish it, - is in there and everywhere to get access to it and publish it, what. access to it and publish it, what measures access to it and publi
said, i don t have a twin sister and he said, oh yes, you do. the said, i don t have a twin sister and he said, oh yes, you do. he said, oh yes, you do. the girls were pulled he said, oh yes, you do. the girls were pulled from he said, oh yes, you do. the girls were pulled from the he said, oh yes, you do. the girls were pulled from the study - he said, oh yes, you do. the girls were pulled from the study afterl were pulled from the study after because they felt it would affect the data. ., , . the data. the horrible thing about this was that the data. the horrible thing about this was that he the data. the horrible thing about this was that he told the data. the horrible thing about this was that he told both - the data. the horrible thing about this was that he told both parentsi this was that he told both parents these twins cannot meet and do not tell them that they are twin so the parents had to live with this difficult important knowledge and never tell their child.