RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

507 results for "social brain hypothesis" — page 8 of 26

T_4_13 Credible Psychology & Social

T_4_13 — Political Psychology: Ideology, Moral Foundations, and the Psychology of Political Belief

Political psychology — the scientific study of the psychological bases of political behavior, beliefs, and ideologies — investigates why people hold the political views they do, how they process political information, an

political psychology ideology conservatism liberalism moral foundations theory Haidt
T_4_09 Verified Psychology & Social

T_4_09 — Psychology of Power and Authority

The psychology of power and authority examines how social hierarchy, dominance, obedience, and institutional authority shape human behavior. Two landmark experiments defined the field: Stanley Milgram's obedience studies

power authority obedience Milgram Stanford prison experiment Zimbardo
T_4_21 Credible Psychology & Social

T_4_21 — Mass Formation Psychology

Mass formation describes a psychological phenomenon in which large populations become fixated on a single narrative, willing to sacrifice individual freedom and rational judgment for the perceived security of collective

mass formation Mattias Desmet totalitarianism Hannah Arendt crowd psychology mass psychosis
T_4_03 Verified Psychology & Social

T_4_03 — Group Psychology and Crowd Behavior

Group psychology examines how individuals' thoughts, feelings, and behaviors are influenced by the presence and actions of others — from small groups to mass crowds. Foundational research includes Gustave Le Bon's The Cr

crowd psychology mob behavior groupthink social facilitation deindividuation Le Bon
T_4_11 Credible Psychology & Social

T_4_11 — Propaganda and Persuasion: Techniques, Psychology, and Modern Information Warfare

Propaganda — the systematic dissemination of information (true, distorted, or fabricated) to shape public attitudes, beliefs, and behaviors in service of a particular agenda — and persuasion — the art and science of chan

propaganda persuasion influence Cialdini Bernays public relations
T_4_20 Verified Psychology & Social

T_4_20 — Cult Psychology & Thought Reform

Cult psychology examines the mechanisms by which high-demand groups — religious, political, therapeutic, or commercial — recruit, indoctrinate, retain, and sometimes harm members through systematic thought reform techniq

cult psychology thought reform brainwashing coercive persuasion undue influence Robert Lifton
T_4_15 Credible Psychology & Social

T_4_15 — The Psychology of Cooperation and Trust: Game Theory, Reciprocity, and Institutions

Cooperation — acting in ways that benefit others at a cost to oneself — is both theoretically puzzling (why would natural selection favor organisms that sacrifice fitness for others?) and practically essential (every hum

cooperation trust game theory prisoner's dilemma reciprocity altruism
T_2_07 Verified Psychology & Social

T_2_07 — Psychology of Addiction

Addiction — compulsive engagement with a substance or behavior despite harmful consequences — is now understood as a chronic brain disorder involving neuroplastic changes in reward, motivation, memory, and executive cont

addiction psychology substance use disorder dopamine reward incentive sensitization tolerance dependence
T_2_06 Verified Psychology & Social

T_2_06 — Health Psychology and Stress

Health psychology investigates how psychological, behavioral, and social factors influence health, illness, and healthcare — integrating biological and psychosocial perspectives within the biopsychosocial model (Engel, 1

health psychology stress psychoneuroimmunology fight-or-flight HPA axis cortisol
T_2_02 Verified Psychology & Social

T_2_02 — Neurodiversity — Cognitive Variation as Adaptive Spectrum

The neurodiversity paradigm, articulated by sociologist Judy Singer in 1998, frames neurological differences—including autism, ADHD, dyslexia, synesthesia, Tourette syndrome, and other developmental conditions—not as pat

neurodiversity Judy Singer autism spectrum Kanner Asperger ADHD
T_2_05 Verified Psychology & Social

T_2_05 — Clinical Psychology: History and Foundations

Clinical psychology — the assessment, diagnosis, and treatment of mental disorders — evolved from ancient supernatural explanations of madness through institutional reform, the psychoanalytic revolution, behavioral and c

clinical psychology psychotherapy history mental illness history asylums moral treatment Dix
T_2_09 Verified Psychology & Social

T_2_09 — Fear, Anxiety, and Phobias

Fear and anxiety are functionally distinct emotion systems: fear is a present-oriented defensive response to immediate threats (fight-flight-freeze), while anxiety is a future-oriented state of apprehension about potenti

fear anxiety phobia amygdala fear conditioning panic disorder
T_1_04 Verified Psychology & Social

T_1_04 — Developmental Psychology — From Piaget to Attachment Theory

Developmental psychology traces psychological changes across the human lifespan, from prenatal development through aging. Jean Piaget's cognitive stage theory, Lev Vygotsky's sociocultural approach, John Bowlby's attachm

developmental psychology Piaget cognitive stages Vygotsky scaffolding Bowlby
T_1_08 Verified Psychology & Social

T_1_08 — Personality Psychology and the Big Five

Personality psychology seeks to understand individual differences in characteristic patterns of thinking, feeling, and behaving — and why these patterns remain relatively stable across time and situations.

personality psychology Big Five Five-Factor Model OCEAN openness conscientiousness
T_1_09 Verified Psychology & Social

T_1_09 — Psychology of Learning and Conditioning

Learning — relatively permanent changes in behavior or behavioral potential resulting from experience — is the foundational process of behavioral adaptation. Three paradigms dominate: classical conditioning (Pavlov, 1927

learning psychology classical conditioning Pavlov operant conditioning Skinner reinforcement
T_1_02 Verified Psychology & Social

T_1_02 — Evolutionary Psychology — The Adapted Mind

Evolutionary psychology applies Darwinian natural and sexual selection to the human mind, proposing that cognitive mechanisms evolved as functional adaptations to recurrent problems faced by ancestral hunter-gatherers in

evolutionary psychology adapted mind modular mind Tooby Cosmides EEA
T_1_07 Verified Psychology & Social

T_1_07 — Emotion Theory and Affect

Emotion theory addresses one of psychology's most fundamental and contested questions: What are emotions, where do they come from, and how many are there?

emotion theory affect basic emotions Ekman facial action coding system FACS
T_3_10 Verified Psychology & Social

T_3_10 — Psychology of Humor and Laughter

Humor and laughter are universal human behaviors found across all known cultures and appearing early in development (social smiling by 6–8 weeks, laughter by 3–4 months). Three classical theories dominate the field: Supe

humor laughter comedy incongruity theory superiority theory relief theory
T_3_02 Verified Psychology & Social

T_3_02 — Psychology of Creativity & Insight

The psychology of creativity investigates the cognitive processes, personality traits, environmental conditions, and neural mechanisms underlying the generation of novel and useful ideas, solutions, and products.

creativity insight divergent thinking Guilford Wallas incubation
T_3_07 Verified Psychology & Social

T_3_07 — Psychology of Play

Play — voluntary, intrinsically motivated, process-oriented activity distinguished by positive affect, flexibility, and "as-if" pretense — is a universal feature of mammalian development that serves critical functions in

play psychology play theory Piaget play Vygotsky play pretend play rough-and-tumble play