Evaluating Psychological Explanations
Move past textbook summaries and pop-science narratives to rigorously stress-test psychological claims. Learn how to interrogate latent constructs, spot experimental demand artifacts, and diagnose the real boundary conditions of human behavior.
Like Duolingo, but for Evaluating Psychological Explanations. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.
A short one: 11 levels across 2 sections, about 22 minutes end to end, roughly 4 days at five minutes a day. It moves through Detecting Artifacts in Behavioral Evidence and Mapping Limits and Biological Claims.
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Key ideas in Evaluating Psychological Explanations
- Demand characteristics and Hawthorne effects provide participants with an implicit compliance script rather than altering latent cognitive architecture
- Explicit, effortful tasks allow participants to enact compliance scripts through deliberate strategy adjustments, whereas implicit cognitive measures resist deliberate script enactment
- A divergence between reactive performance metrics and latent cognitive indicators confirms script adoption over cognitive restructuring
- Active controls must equate face validity, perceived plausibility, and outcome expectancy, not merely duration or passive contact time
- If participants in the experimental group believe their treatment is more credible or transformative than the control task, downstream differences reflect generic expectancy rather than the target mechanism
- Likert self-reports activate self-evaluative identity curation and social desirability filters
- Unobtrusive behavioral traces sample unprompted psychological tendencies outside the participant's perceived testing envelope
- Discrepancies between trace metrics and survey scales indicate reactive impression management rather than underlying dispositional strength
- Funneled debriefing must move strictly from broad open-ended prompts to targeted operational probes to avoid contaminating the participant's recollection
- Asking direct closed questions too early introduces post-hoc rationalization and false confirmation of hypothesis awareness
- Jingle fallacies occur when researchers assume identical names imply identical psychological constructs despite divergent operations
- Jangle fallacies occur when researchers coin novel labels for already established personality or cognitive dimensions to claim novelty
- Distinguishing the two requires auditing whether the error involves conflating distinct mechanisms under one word or multiplying redundant terms for one mechanism
- Hierarchical regression evaluates incremental validity by entering established predictors (like g or Conscientiousness) first to control for known baselines
- A non-significant or negligible change in R-squared indicates the novel inventory fails to capture unique variance beyond standard psychological taxonomies
- Common method variance produces monomethod-heterotrait correlations that are systematically elevated simply because both constructs share measurement modality (e.g., self-report Likert scales)
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A real question from this course. Take your best guess.
Why do demand cues cause jumps on deliberate recall tasks but rarely show up on fast, automatic reaction-time tests?
Get it right to open this lesson and 10 more in the app.
Where Evaluating Psychological Explanations takes you
- 1
Detecting Artifacts in Behavioral Evidence
- Auditing Studies for Demand and Reactivity
- Disentangling Latent Constructs from Jingle-Jangle Fallacies
- 2
Mapping Limits and Biological Claims
- Diagnosing Boundary Conditions and Effect Heterogeneity
- Interrogating Reverse Inference and Neural Claims
2 sections · 4 units · 11 levels. Built to play, not to enroll.
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