Psychiatric Disease
In a small twin study on Autism and Attention deficit disorder (around 50 twin pairs for each disease and zygosity) twin study, he argued these disorders may be less heritable than previously considered, implicating a significant family-level environment effect.
Read more about this topic: Neil Risch
Famous quotes containing the words psychiatric and/or disease:
“Indeed the involuntary character of psychiatric treatment is at odds with the spirit and ethics of medicine itself.”
—Kate Millett (b. 1934)
“Drug misuse is not a disease, it is a decision, like the decision to step out in front of a moving car. You would call that not a disease but an error of judgment.”
—Philip K. Dick (1928–1982)