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Learn how informed consent and withdrawal rights may create volunteer, demand-characteristic, and attrition bias in IB Psychology research and exams.
Learn what phrenology claimed, why scientific evidence discredited it, and how it differs from modern localization of function in IB Psychology exams.
Learn how psychologists prevent harm, challenge stigma, use inclusive research, and protect marginalized groups effectively in IB Psychology exam responses.
Learn how localization links brain regions to behaviour, with key evidence, limitations, and exam technique for the IB Psychology biological approach.
Learn how the diathesis-stress model explains behaviour through an interaction between vulnerability and environmental stress, with IB exam evidence.
Learn what neuroplasticity means in IB Psychology, how experience changes neural networks, and how Maguire et al. provide evidence for brain plasticity.
Learn how fMRI, EEG, and PET link brain activity to behaviour, compare their strengths and limitations, and use relevant studies in IB Psychology exams.
Learn why human behaviour has no fixed genetic percentage, how heritability and gene-environment interaction work, and how to explain this in IB exams.
Learn how hormones and neurotransmitters transmit chemical signals, influence behaviour, and should be explained using studies in IB Psychology exams.
Learn how neurotransmission carries signals across synapses and how agonists, antagonists, and neurotransmitters influence behaviour in IB Psychology.
Learn how harm-benefit analysis, the Three Rs, animal welfare, and species differences shape ethical evaluation of animal research in IB Psychology.
Learn how the cognitive approach challenged behaviourism by scientifically studying internal mental processes, with key evidence and clear IB exam tips.
Learn schema theory in IB Psychology: how schemas guide perception, reconstruct memory, and are demonstrated by key studies for effective exam answers.
Learn the strengths and limitations of biological reductionism, with IB Psychology studies, key evaluation points, and exam-focused guidance.
Learn how the computer model explains cognition through input, processing, storage and output, with an IB Psychology study and exam guidance.
Compare classical and operant conditioning for IB Psychology: stimuli, consequences, responses, key studies, misconceptions, and exam technique.
Learn how anchoring bias influences decisions, with Tversky and Kahneman’s study, evaluation, misconceptions, and IB Psychology exam guidance.
Learn what cognitive load theory means, its three types of load, how working-memory limits affect learning, and how to apply it in IB Psychology exams.
Learn how dual processing theory distinguishes fast System 1 from analytical System 2 thinking, with research evidence and IB Psychology exam guidance.
Learn how confirmation bias distorts decision-making, how Wason's 2-4-6 task demonstrates it, and how to apply the research in IB Psychology exams.
Understand how groups, norms, identities, observational learning, and cultural values shape behaviour in the IB sociocultural approach for exams.
Learn what cognitive dissonance means, how inconsistency changes attitudes, and how Festinger and Carlsmith support it in IB Psychology exam responses.
Learn how emic and etic approaches differ in cross-cultural psychology, with examples, limitations, and IB Psychology exam advice for comparison questions.
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