PSYCH 100 Lecture Notes - Lecture 8: Twin, Twin Study, 18 Months

• School: UMASS-Amherst
• Department: Psychology & Brain Sciences
• Course: PSYCH 100
• Professor: Tammy Rahhal

Document Summary

Approach to understanding the extent to which behavior trait differences can be attributed to genetic differences. Compare similarities between fraternal and identical twins. Much more similar than fraternal if both raised together identical twins raised more similarly than fraternal twins. Even identical twins raised apart were remarkably similar. Adoptive kids don"t resemble biological kids in personality. Biological kids don"t often resemble each other in personality. Kids iq close to biological parents iq but move in direction of adoptive parents. Based on studies with monkeys where anxious parents raised relaxed child, turns out regardless of adoptive parents" temperament, child"s temperament usually matches biological parents" Nurture role that environment experiences have on human behavior. Head start- free preschool from government because more likely to be successful than someone without preschool. Mozart effect- played classical music to some babies and checked intelligence later, can help engage people in perception and spatial thinking but not totally proven.