PSYC 3P37 Lecture Notes - Lecture 9: Neuroticism, Frequency-Dependent Selection, Schizotypy
22 Mar 2017
School
Department
Course
Professor
Document Summary
For step-parents, primary motivation is mating (with new spouse), and not parenting (of spouse"s kids). For adoptive parents, aim is typically to be parent of adopted child (apart from historical exceptions). More family relationships: evolutionary vs. freudian ideas on family. Wednesday, march 22, 2017: if westermarck is right, then people normally wouldn"t be . Minor marriage ): found that these minor marriages to be very unsuccessful, especially when girls were adopted at <30 months (2. 5 years old), sometimes, parents had to threaten children to marry/have sex/ etc. Active disinterest on the part of kids: for these marriages, divorce and adultery were 3 times higher than average, and had. 40% fewer children than those who were not in minor marriages: also suggests aversion toward sex with person with whom one was raised in early childhood. Frequency- dependent selection: when most individuals have a given level os traits some individuals might do better (have higher fitness ) with a different level.
