-[Plomin says, causal in one direction (trait can't cause score), predict from brith, predict individuals. Can assess risk before it happens, clinical psychology will move towards dimensions rather than diagnoses, "positive genomics"—looking at the right tail in contrast to clinical psychology's focus on disorders]
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-[Eric Turkheimer: polygenic scores don't tell you anything about causality, and science is about causes: heritability without mechanism. Divorce is heritable _in the same way_ that IQ is. http://www.geneticshumanagency.org/gha/the-ubiquity-problem-for-group-differences-in-behavior/ a "universal, nonspecific genetic pull on everything"]
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-[Murray says social science is about explaining variance, not causality]