Study Guides (248,683)
Canada (121,693)
Psychology (970)
PSYCH 1XX3 (162)
Joe Kim (145)

Evolution 1,II Live.docx

6 Pages

Course Code
Joe Kim

This preview shows pages 1 and half of page 2. Sign up to view the full 6 pages of the document.
Evolution I & II – Live Lecture • Look at Evolution & Human behaviour • Look at evolutionary history over a thousand of years • How Physical characteristics (neck size in giraffe, how fast you can run) can be passed down • How Psychological constructs (memory, attention,) can be passes on Reproductive Fitness • How many off spring do you have? • Outcome variance perspective • going to be variability • not everyone is going to have the same success • Mean – middle number of kids • Most people are pretty close there isn’t a lot of variance • High variance – more people with lower quality of outcome , more people with higher outcome • may underlie how males and females approach behaviour Psychology is really a box model Input  Mechanisms  output 1. Behaviour = psychological mechanism +input • Input = environmental influences working on psychological mechanisms on your mind, driving particular behaviours we observe 2. Evolve psychological mechanism are coded in the brain • Open to selective pressures, and may differ between genders 3. Evolved psychological mechanism can be described as information processing Sex differences in romance: 1. Genes and Family resemblance • Newborns faces look roughly like mother & father • The first spontaneous reaction to a new born is that people say that the baby resembles the father.. WHY? • Mother and family members say babies look more like the father – there is no uncertainty that the baby is the mother (she carried it for 9 months and gave birth to it ) the same certainty is not in the father • If you’re not the father – why put effort and resources into that baby?? • Approach from family & mother to keep the father around 2. Thought experiment : looking for love What would you look in a potential mate? i. Common interests ii. Needs a job iii. Attractive iv. Sense of humour v. Faithful vi. Physical attractiveness Females: Resource potentials ($) Males: More specific responses – certain characteristics 3. Romance in the friend zone ? • Study done at McMaster ; undergrad students were paired up with a person of the opposite sex and then were asked a series of questions about them. The table below shows the general findings Men Women Are you attracted to your Yes No friend ? Is your friend attracted to Yes No you ? Would you like to date Yes No them ? • Have differences in how people approach situation . • Misattribute of how others feel because you like them Different adaptive problems : 1. Metabolic demands of reproduction • Sperm easily produced, compared to eggs 2. Parental investment • Most of the existence of human species people struggle to get calories and to pass genes to next generation • Once new born arrives they strategize on how much the baby would cost to be born 3. Genetic cuckoldry • How can you be sure it is your baby? • Olden days the father can never be 100% sure they are the father • Very difficult to study b/c of birth co
More Less
Unlock Document

Only pages 1 and half of page 2 are available for preview. Some parts have been intentionally blurred.

Unlock Document
You're Reading a Preview

Unlock to view full version

Unlock Document

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.