What once began as an observational study on patients with schizophrenia in 1989, has now branched out into two decades worth of an in-depth look into psychiatric epidemiology, the study of what societal factors cause mental illness.
While personality studies typically focus on adults, two psychologists from Stony Brook University are investigating the minds of adolescent girls from the ages of 13.5 to 15.5 to see how rapid hormone growth and brain activity changes the personalities of these girls.
