Developmental Psychology focuses on the area of Psychology which deals with changes in behaviour and mental processes during the individual's life-cycle. This concise book covers topics such as: pre-natal and neo-natal development; perception and the development of skilled action; language acquisition; theoretical approaches to cognitive development; sources of individual differences in cognitive development; aggression; stereotypes of sex roles; theories of adolescence; puberty; the context of ageing; memory; psychopathology and treatment.