bio differences between males XY and females XX due to chromosomes
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gender
psych distinction between masc and fem personality traits may not match bio sex
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sex role stereotypes
culturally shared set of expectations of correct m and f behaviour, learnt by socialisation
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androgyny
having a balanced mix of both masc and fem personality traits
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Bem Sex Role Inventory (BSRI) Bem 1974
a measure of androgyny, ppts rate themselves on 7 point scale on 60 characteristics (20m 20f 20a)
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BSRI strengths
piloting w 1000 students showed it reflected their gender identiy (valid). High test retest reliability in followup study. Quantitative (Spence qualitative = better?)
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BSRI weaknesses
lacks temporal validity. culturally biased (American). lacking insight to own gender identity self assessment. Overlapping scale. subjective.
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Androgyny and well being
Bem argued androgynous ppl more psychologically healthy. Western cultures - more masc/ higher value (Adams and Sherer 1985).
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role of chromosomes
23rdchromosomes pair determines bio sex . Testes develop due to area on Y chromo (sex determining region), testes produces androgens (m sex hormones) results in other sex differences
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role of hormones
influence bio development before birth , at puberty secondary sexual characteristics. Bio effects caused by hormones may influences gender identity/beh
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testosterones
high conc in males. starts development of male genitals before birth due to SRY gene on Y chromo. Leads to changes in hypothalamus and other brain changes. aggression
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oestrogen
high conc in females. produces f secondary sexual characteristics and regulates menstruation . Irritability and caringness
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oxytocin
stress reducing ‘love hormone’ produced during sex/ breast feeding promotes bonding
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role of testosterone strength TIETS
Wang et al (2000) 2227 hypogonal men testosterone therapy for 180days. Improved sexual function, libido, mood, muscle strength
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role of testosterone weakness TICounterETS
O’ Connor et al (2004) didnt significantly increase freq of sex or libido. Additional testosterone in ‘normal’ men = no effects
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role of chromos/hormones limitations
Hofstede et al (2010) gender roles social factors > bio in shaping gender attitudes/behs (eg masculinity in individualist cultures). Reduces gender to chromos/hormones: cog/ psychodynamic explanations?
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atypical sex chromosomes patterns
variations in 23rd pair of chromos from the typical XY and XXpattern
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Klinefelter’s M
XXY lack facial hair, tall, long limbs, small testes, breast tissue, soft body contours, passive, poor language/reading
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Turner’s F
X0 no menstrual cycle - sterile, flat shield chest, webbed neck, short, small hip:waist, good reading, low spatial, visual, memory, maths, socially immature
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nature-nurture
S: differences in psychology / beh result of abnormal chromos. innate ‘nature’ influences have powerful effect on psychology/ beh. W: social influences eg socially immaturity/ passivity - treated differently.
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K and T strengths and weaknesses
S: Herlihy et al (2011) 87 ppl with K identified when young benefitted in terms of managing their condition. Awareness / real world app. W: most severe symptoms recorded - exaggerated. Boada et al (2009) majority of K don’t have cog/psy problems
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cognitive explanation
children’s understanding of gender actively develops due to intellectual development
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Kohlberg’s theory 1966
cognitive - childs THINKING about gender emphasised. developmental - theory concerned w changes in thinking overtime. 3 stages related to Piaget’s ideas
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Stage 1 Gender Identity 2-3yrs
aware of own gender, identify other gender but not aware of permanence
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stage 2 gender stability 4-5yrs
aware if own gender fixed overtime. confused by non-normative appearance / roles
Damon 1977: ‘George likes to play w dolls’ =. 4yos ‘yes’ 6yos ‘no’ - gender stereotyping. Bussey and Bandura 1999: as young as 4 ‘feeling good’ about gender appropriate toys (bad ab opposite) - contradicts Kohlberg’s theory, children absorb gender appropriate info at gender identity stage.
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Kohlberg strength and weakness
Munroe et al (1984) - cross cultural research (Kenya, Somoa, Nepal) universal? generalisable?. Methodological issues - Kohlberg interviewed young children = lack of self expression, untrue
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Gender schema theory Martin and Halverson' 1981 (GST)
Gender schemas are mental representations of what sex is and what is stereotypically m and f behs. Informs our own beh and what is expected. also cognitive-developmental. contrasts to SLT (passive observe and imitate)
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Gender schema acquired w gender identity 2-3yrs
child establishes gender identity and begins to look around for further info to develop their schema.
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Gender stereotypes develop (GST)
expand to include range of behs and personality traits based in streotypes (eg toys). Schema directs child’s beh (I’m a boy so I play w cars). By 6, M+H suggest stereotypical idea about gender appropriateness is fixed.
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Ingroups and outgroups
pay more attention to and better understanding of schema appropriate to own gender. Bolsters self-esteem, tendancy to judge ingroups +vely. 8yrs - schema for both genders
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TIETS GST Martin and Halverson 1983
children under 6 more likely to recall gender appropriate photos when tested a week later. Changed gender of gender-inappropriate activity. (contrast to Kohlberg - older children)
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strength of GST - explains many aspects of children’s ideas ab gender
young children hold fixed attitudes towards rigid gender. Conflicting info (eg inappropriate gender role) ignored and discounted. In group bias.
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limitations of GST - overemphasis on individual
social factors ignored, insufficient attention on social factors (eg response to gendered beh like scolding boys for playing w dolls)
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limitation of GST - key assumption unsupported
‘should be possible to change child’s beh by changing their schemas or stereotypes’ - very difficult to do so. Kane and Sanchez: married couples believe in equality but little effect on home beh
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SLT applied to gender development (observation and imitation of role models)
draws attention to environmental influences (Nurture): parents, peers, media, teachers
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Reinforcement: direct and indirect (Vicarious)
D: praised for gender appropriate beh more likely to immitate this / punished for opposite. I: imitation of praised gender beh of another / avoidance of punished beh
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differential reinforcement
the way in which boys and girls are encouraged to show distinct gender appropriate beh. How they learn what gender they are
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Identification and modelling
I: child attaches themself to person (role model) with rewarding qualities seen/ want to be like them. Same sex, higher status. M: demonstration of beh imitated by observer by role model or copier of model
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mediational processes ARRM
Attention (to beh from role model?), Retention (remembering skills), Reproduction, Motivation (self efficacy to repeat beh)
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TIETS SLT - Smith and Lloyd 1978
4-6mo babies irrespective of sex dressed half time in boys/girls clothes. Gender appropriate beh reinforced (‘boys’ given hammers, girls = dolls)
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SLT limitation - not a developmental theory
does not provide an explanation of how learning processes change w age. eg motor reproduction X if child not intellectually/physically capable (yet) Dubin (1992) recognition of same-sex models now, selection and imitation of beh later
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comparison to bio/ psyD approach
little emphasis on role of hormones/chromos eg David Reimer (impossible to override bio influence). Biosocial theory>>. Freud: ‘importance of unconscious forces’, critical of overeliance on conscious mediational processes.
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culture and gender roles
nature-nurture debate: consistent cross cultural may suggest innate traits. Culturally specific findings = shared norms and socialisation (SLT)
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Margaret Mead 1935 tribal groups in New Guinea
Arapesh - gentle and responsive (UK fem) Mundugumor - aggressive, hostile (UK masc) Tchambuli women - dominant, organised, men - passive, ‘decorative’. X bio relationship between sex + gender - roles culturally determined
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cultural similarities - Buss 1995
consistent patterns in mate preferences in 37 countries (women sought wealthy and resource-filled men, men sought youth and attractiveness)
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media and gender - role models
rigid stereotypes Bussey and Bandura 1999: men are ambitious, independent, advice givers / women opposite. Furnham and Farragher 2000 TV adverts men in autonomous roles women in domestics
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media and gender - info giving
McGhee and Frueh 1980: kids w more exposure to popular forms of media display more gender stereotypical views. Info in terms of likely success/ adopting these behs. helps w self -efficacy to do these behs
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Criticism of Mead’s research
observer bias, short period of study. Freeman 1983 followup study of Samoans - Meads findings = flawed, misled by some participants, preconceptions influenced reading of events. Shankman 1996 challanged Freeman for supporting his OWN viewpoint
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imposed etic (culture and gender)
Berry et al 2002: imposed etic = idea that ‘Western’ ways of doing research are assumed to be universal, meaningless when transferred to other cultures. Advocates inclusion of at least 1 member of local pop in research team (Buss did this)
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Nature or nurture unsolved
impossible to separate the 2 influences on gender. difficult to determine when nature stops and nurture begins. Most likely complex and constant interaction between both.
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media and gender limitation: correlation /= causation
difficult to establish cause and effect. does media reflect social norms or cause them? impossible control groups of kids not exposed to media
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counter stereotypes in media
changes overtimes (Less sexist adverts/movies eg Brave). Pingree 1978 gender stereotypes reduced in kids shown women in non stereotypical advert roles. Pre-adolescent boys stereotypes stronger following non stereotypical roles (boys desire to maintain view)
characterised by strong, persistent feelings of identification with the opposite gender and discomfort w one’s own sex. May dress/ use mannerisms of opposite sex/ gender reassignment surgery. DSM- 5 excludes atypical gender conditions
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Brain sex theory - GD caused by brain structures incompatible with person’s bio sex
Zhou et al 1995 Post mortem of 6 m-to-f bed nucleus of stria terminalis similar to f brain. Confirmed by Kruijver 2000 - similar no of neurons to f brain
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genetic basis = twin studies of GD
Coolidge et al 2002 studies 157 twin pairs, 62% accounted for by genetic variance. Heylens et al 2012, 9 (39%) of sample of MZ were concordant, 0 DZs. Low concordance, difficult to separate nature and nurture, ungeneralisable
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psychoanalytic theory on GD
Oversey and Person 1973 GD caused by separation anxiety before gender identity. Fantasises ab symbiotic fusion w mother to relieve anxiety - becomes the mother adopts f identity. Stoller 1973 GD in bio males describe close mother-son relationship. F-to-m? absence of father (Rekers 1986)
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cognitive explanation of GD - dual pathway theory
Liben and Bigler 2002 - extentsion of GST emphasising individual differences in gender identity. 1st path: development of gender schema, then gender appropriate behs. 2nd personal path: own interests influence, development of non-sex typed schema…opposite gender identity. descriptive not explanatory: little explanation of why non-sex type schemas occur / this causes GD.
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Contradictory evidence for BSTc (supposedly fully formed at 5)
Hulshoff Pol et al 2006 transgender hormone did effect size of BSTc (not due to GD). Chung et al 2002 pre-natal influences not triggered til adulthood.
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biological explanations oversimplify a complex concept
reductionist, ignores other (social) factors,interactionist (Biosocial) approach is best