The debate of nature versus nurture has been prevalent throughout psychological research since the concept of heritability was first understood. When you first try to understand BPD, one of the questions you’ll likely be asking your doctor, or google, is why? What has caused the personality disorder to manifest?
The answer you’re given is usually a combination of two; your genes have determined that you will have BPD since you were born, or there have been factors in your life and childhood that caused or allowed the disorder to develop as you grew. Even with my minimal scientific background, I don’t entirely understand what this means, and in particular what this means for me. Was I born with BPD?
Psychologists have tried to answer these questions by studying families where a family member has BPD, to see whether members of the same family, with shared genes, are likely to…
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