Everything you need to master the IB Psychology exam at SL and HL on the 2027 concepts/content/contexts syllabus — paper structures, the six concepts, command terms, marking criteria, the HL Paper 3 data-analysis skills, and the research-proposal IA.
It is a Group 3 Individuals and Societies subject where the skill is explaining a mechanism and evaluating it through the six concepts — not recalling named studies.