PSY 2105 Lecture Notes - Lecture 12: Social Change, Social Cognition, Twin Study

• School: University of Ottawa
• Department: Psychology
• Course: PSY 2105
• Professor: Brenda Baird

Document Summary

Chapter 12 early social and emotional development. Infants develop expectations of possible maternal behaviours based on treatments provided while mothers come to expect infants will be interested in mutual interactions: mother and child develop working mental models of each other"s behaviours. An overview theories of early social development. Defining temperament: definitions of temperament focus on heritability, stability, and early appearance. Rothbart described infant temperament as characterized by reactivity (responses to stimulation) and self-regulation (control of arousal), both assumed to be innate. Research found that 2-day-old infants who reacted intensely to sweetened water also reacted intensely (at 18 months) to unfamiliar individuals and situations: recent research focuses on physiological processes, specifically stress reactivity. New york longitudinal study (nyls: a well-known longitudinal project conducted in the united states by thomas and chess to study infant temperament and its implications for later psychological adjustment.