Relationships - EE; sex differences in parental investment

Question 1

Geary (cross-cultural)

Answer 1

• fathers spend less time interacting with and caring for children than mother in all cultures that have been studied
• cross cultural so not affected by social factors
• anthropological data

Question 2

Euler and Weitzel (investment by relatives)

Answer 2

• german adults, rate how much time each grandparent spent with them until age of 7
• found that mother’s mother who has highest degree of certainty invested the most and the father’s father the least

Question 3

Anderson (step-parents)

Answer 3

• men more likely to pay for own child when living with mother; could be due to failure of relationship making him less certain he is child’s father
• no discrimination between own child and step-children; wants to convince mother his is good provider to promote future mating possibilities