PSYC 305 Lecture Notes - Lecture 4: Twin, Twin Study, Heritability
Document Summary
Every individual"s psychological makeup is a product of an inseparable intertwining of genes and environment. This is a question at the group or population level. Which is more important, genes or environment, in accounting for the differences we see in. Psyc 305 lecture 4 determining nature, nurture & necessity. This is not a debate at the individual level . The majority of experts agree that personality is influenced by both nature and nurture. Scientists still debate the degree of influence on specific behaviors and traits. Average practice time for elite violinists was about 10,000 hours, compared to about 5000 hours for less accomplished violinists. Many characteristics once believed to reflect innate talent are actually the result of intense practice extended for a minimum of 10 years . But research has since shown that there is inconsistency in deliberate practice among experts. There is further evidence that genes account for over half of the variance in talents and abilities.
