Lecture Eleven The Dating Game

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Published on 16 Oct 2011
School
University of Waterloo
Department
Psychology
Course
PSYCH101
Professor
Lecture 11: The Dating Game
Outline:
Social Exchange: Love in the Want Ads
Dating rituals: Evolution
Inclusive Fitness
Optimal Strategies
The Competition
Social Exchange
Physical Attraction
The Beauty Bias
The Downside of Beauty
Attractive Acts
Social Exchange:
Patterns in dating ads:
Men showed themselves as stable providers, and asked for beauty and youth
in their applicants. Woman advertised themselves as such, and asked for what
the men offered.
o“Sex for Success” Exchange.
Dating Rituals:
Inclusive Fitness:
We have a biological need to pass on our genes.
“Sexual Selection”
oOnly those that are most fit have a competitive advantage in passing
on their genes to future generations.
In order to do this, we need to:
oProcreate
oEnsure that the offspring survive to sexual maturity
Women:
oWhat is their optimal strategy for this?
Ovum (egg) genetic packet for the woman.
480 ova (12 chances per year, for 40 years)
Every time she is successful, we subtract 9.
“The selective strategy”; supply and demand. Her genetic
packets are rare. She wants to ensure that the other 50% of the
fertilization is worthy. In turn, women run the Dating Game.
Men:
oWhat is their optimal strategy for this?
Sperm genetic packet for the man.
Infinite numbers available.
Every time he is successful, there is no deduction.
“The opportunistic strategy”; have sex at every opportunity.
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Document Summary

Patterns in dating ads: men showed themselves as stable providers, and asked for beauty and youth in their applicants. Woman advertised themselves as such, and asked for what the men offered: sex for success exchange. Inclusive fitness: we have a biological need to pass on our genes. Sexual selection : only those that are most fit have a competitive advantage in passing on their genes to future generations. In order to do this, we need to: procreate, ensure that the offspring survive to sexual maturity, what is their optimal strategy for this, women: Ovum (egg) genetic packet for the woman. 480 ova (12 chances per year, for 40 years: every time she is successful, we subtract 9. She wants to ensure that the other 50% of the fertilization is worthy. Sperm genetic packet for the man. Infinite numbers available: every time he is successful, there is no deduction.

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