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PSY424H1 (38)
Lecture

Lecture 1

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Department
Psychology
Course
PSY424H1
Professor
Geoffrey Mac Donald
Semester
Winter

Description
Lecture 1: Introduction Evolutionary psychology ***Not just about surviving, but also reproducing successfully Darwins theory of natural selection 1) Variation: organisms characteristics VARY WITHIN species 2) Inheritance: some of this variance is PASSED DOWN across generations 3) Selection: individuals with particular heritable characteristics are MORE LIKELY TO PRODUCE offspring that survive o Then, whatwhy some characteristics are selected, but not others? o Forms of selection A) Survival: adaptations that promote the organisms survival are selected B) Sexual selection: adaptations that increase access to mates are selected Intrasexual: adaptations for competition WITHIN sex for mates (huge pressure because if you are larger more likely to win get female more offspring) Intersexual: adaptations for selection by the other sex These two sexual selections can be in conflict with each other (survival vs. se
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