PSYC 2740 Lecture Notes - Lecture 12: Twin, Twin Study, Sexual Orientation

• School: University of Guelph
• Department: Psychology
• Course: PSYC 2740
• Professor: Stephen Lewis

Document Summary

Mental toughness: personality trait that has gained interest for its importance in academic and work achievement, athletics and goal attainment. Combines hardiness and confidence and includes characteristics like commitments to actions and goals, feeling in control of circumstances and valuing change. Commitment and dedications from which people achieve goals and challenges is partly genetically determines (0. 54) Mental toughness significantly and positively correlated with all the big 5 factors except neuroticism (negative correlation) Marriage: gens can influence the propensity to marry or stay single, individual genes in a women"s marital satisfaction is roughly 50, marital satisfaction of men and women depends the personality heritable dispositions of the wife. Generally, non-shared experiences and environments yield differences in personality (vs. shared) Shared env differences: environment shared (siblings in a house) Non shared environmental differences: env not shared (siblings have different groups of friends, one gets special treatment from parents: this is what shows individual differences.