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Nature Vs. Nurture Debate

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HUMANITIES CONTROLLED ASSESSMENT NATURE VS. NURTURE What is inborn and what is learned? There has been extensive debate between scholars in the field of psychology surrounding the Nature vs. Nurture issue. Both nature and nurture determine who we are and neither is solely independent of the other. From my personal life experience and study of Nature vs. Nurture, I am a firm believer that the two are equally important in determining who we are. Plato, a Greek philosopher alive between 428 and 348 B.C.E), believed that our morality and capability of intelligence was inherited. There is an issue that has been discussed by philosophers in the past and still so by scientists today. This issue is whether heredity or environment plays a greater …show more content…

Adoption studies also provide some useful and reasonable evidences for nature vs. nurture debate. They have shown that adopted children have little similarities between their siblings, and great similarities with their biological parents as having the same blood makes much difference. But by the time, adopted children reach adolescence; they are no more like their adopted siblings In relation to IQ than complete strangers. For example, separated identical twins shared the same prenatal environment. If those nine months are crucial in determining how the brain is wired, environment is already having a significant impact before birth. This would also help explain why fraternal twins (who are no more alike genetically than any brother and sister) have IQs more alike than ordinary siblings. Moreover, separated identical twins are rarely separated at the moment of birth. The twins in the Minnesota study had on average 5 months together before they were separated. If the first 6 months of life are indeed important, environment could still be contributing to their similar personality traits. Finally, after their reunion, the twins averaged nearly two years together before they participated in the study. Naturally, the researchers paid special attention to their similarities and

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