Social identity theory – IB Psychology Human Relationships Notes

IB Psychology revision notes on Social identity theory in the Human Relationships context. Key concepts, research studies, and evaluation for the 2027 syllabus.

Mark Scheme SECTION A MARK SCHEME 4 marks Must Include: • Social categorization: placing self and others into groups • Social identification: adopting group identity • Social comparison: evaluating in-group vs out-group • In-group favouritism / out-group derogation • Self-esteem maintenance through group membership • Named example e.g. sports fans, school groups • Explicit link to group behaviour Link Formula: "Group used in-group favouritism/out-group derogation to maintain positive social iden...