Quick Answer. Herbert Hoover served as U.S. president from 1928 to 1932, which was one of the most economically depressed periods in the country's history. Though he cut taxes, invested in public works projects, established the Reconstruction Finance Corporation and signed into law the Smoot-Hawley Act, he failed to end the Depression.
MAJOR PERSONALITY STUDY FINDS THAT TRAITS ARE MOSTLY INHERITED. THE genetic makeup of a child is a stronger influence on personality than child rearing, according to the first study to examine identical twins reared in different families. The findings shatter a widespread belief among experts and laymen alike in the primacy of family influence and are sure to engender fierce debate.
Researchers do know from twin studies that genetics plays a role in personality disorders. Environmental factors, such as childhood abuse, neglect and separation from caregivers, as well as brain abnormalities, emotion regulation, impulsivity, aggression and serotonin levels all play a role.ecause many personality domains are heritable, borderline personality disorder may be a result of a genotype interacting with adverse environmental factors. This would in turn lead to the expression of borderline symptoms or other dysfunctional personality traits.