Unit 1 Research methodology Research in psychology Quantitative research: the experiment Quantitative research: correlational studies Qualitative research Qualitative research methods Ethics in psychological researchUnit 2 Biological approach to behaviour Localization Neuroplasticity Neurotransmitters and behaviour Techniques used to study the brain in relation to behaviour Hormones and behaviour Pheromones and behaviour Genes and behaviour; genetic similarities Evolutionary explanations for behaviour The role of animal research in understanding human behaviour (HL only)Unit 3 Cognitive approach to behaviour Concepts and principles of the cognitive approach to behaviour Models of memory Schema theory Thinking and decision-making Reliability of cognitive processes: reconstructive memory Biases in thinking and decision-making Emotion and cognition Cognitive processing in the digital world (HL only)Unit 4 Sociocultural approach to behaviour Cultural influences on individual attitudes, identities and behaviours - culture and cultural norms Cultural origins of behaviour and cognition - cultural dimensions The individual and the group - social cognitive theory The individual and the group - social identity theory and stereotyping The influence of globalization on individual behaviourUnit 5 Abnormal psychology Normality versus abnormality Classification systems Prevalence rates and disorders Validity and reliability of diagnosis The role of clinical biases in diagnosis Explanations for disorders - biological explanations for depression Explanations for disorders - cognitive and sociocultural explanations for depression Assessing the effectiveness of treatment Biological treatment of depression Psychological treatment of depression The role of culture in treatmentUnit 6 Health psychology Determinants of health Health problem 1: obesity and being overweight Social cognitive explanations of health problems Promoting health Health problem 2: stressUnit 7 Psychology of human relationships Personal relationships Group dynamics Prejudice and discrimination Origins of conflict and conflict resolution Social responsibilityUnit 8 Developmental psychology Brain development Cognitive development Development of empathy and theory of mind Gender identity and social roles Attachment Role of peers and play Childhood trauma and resilience Effects of poverty on relationshipsUnit 9 Internal assessment Overview of the requirements for internal assessment Planning the investigation Writing the introduction Writing the exploration Conducting the analysis Writing the evaluation References and appendicesUnit 10 The IB curriculum: a conceptual model Examination requirements The extended essay Other resources.