RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
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.
598 results for "social identity theory" — page 9 of 30
V_2_09 — Number Theory: Primes, Patterns, and Unsolved Problems
Number theory — the study of integers and their properties — is one of the oldest and most beautiful branches of mathematics, yet it connects to cryptography, physics, and computer science in profound ways. Prime numbers
V_2_13 — Measure Theory and Integration
Measure theory provides the rigorous mathematical foundation for the concepts of length, area, volume, and probability — and the integration theory built upon them. Developed primarily by Henri Lebesgue (1902), it resolv
V_2_15 — Galois Theory and Field Extensions
Galois theory, developed by Évariste Galois (1811-1832) in the last years of his tragically short life, is one of the great triumphs of abstract algebra — a theory connecting field extensions to group theory that definit
V_2_03 — History of Algebra: Al-Khwarizmi to Group Theory
Algebra — the generalization of arithmetic to unknown quantities and their relationships — has a 4,000-year documented history, from Babylonian equation-solving tablets (c. 1800 BCE) through Brahmagupta's Indian treatise
U_3_19 — Ancient Tattooing Traditions
Tattooing is one of the oldest and most universal forms of human body modification, with archaeological evidence spanning at least 5,300 years and ethnographic documentation across every populated continent. The oldest k
INTERDOC_67 — Consciousness as Substrate-Independent Coherence Across Biological, Acoustic, and Artificial Domains
Three independent research streams are converging on the same conclusion:
W_3_22 — Mapungubwe Kingdom
Mapungubwe (c. 1075–1290 CE) was the first complex state society in southern Africa, located at the confluence of the Limpopo and Shashe rivers in present-day South Africa. The site demonstrated the earliest evidence of
W_5_24 — Civilization Collapse & Systems Fragility
Civilizational collapse — the rapid, significant decline of a complex society's political, economic, and social institutions — is a recurring pattern in human history. Major examples include the Western Roman Empire (476
K_5_10 — Theories of Self: No-Self, Minimal Self, Narrative Self
The self — the sense of being a unified, continuous subject of experience — is one of the most fundamental yet puzzling features of consciousness. Who or what is the "I" that sees, thinks, remembers, and acts? Theories o
K_5_05 — Consciousness and Information Integration: Phi and Its Critics
Integrated Information Theory (IIT), developed primarily by neuroscientist Giulio Tononi (b. 1960) at the University of Wisconsin-Madison, with significant contributions from Christof Koch (Allen Institute for Brain Scie
ZG_1_17 — Cryptolinguistics and Code-Breaking: Language, Ciphers, and the Science of Secrecy
Cryptolinguistics — the intersection of linguistics, mathematics, and the science of secure communication — encompasses both cryptography (the creation of codes and ciphers) and cryptanalysis (breaking them), as well as
INTERDOC_53 — Substrate-Independent Information Patterns: Empirical Cases
A pattern is empirically substrate-independent if the same information content is preserved across changes in the physical material carrying it. Across multiple domains, biology and physics provide concrete instances of
INTERDOC_63 — Sensory Gating as Universal Consciousness Threshold Modulator
Melzack and Wall's gate control theory (1965, Science) demonstrated that pain perception is not direct signal transmission but filtered through a spinal "gate" modulated by large-fiber input, small-fiber input, and desce
ZC_3_09 — Nationalism and Ethnic Conflict
Nationalism — the political principle and cultural sentiment that nations should have their own states — is arguably the most powerful political force of the modern era. Benedict Anderson (Imagined Communities, 1983/1991
ZC_3_15 — Political Economy: Capitalism, Labor, and Institutional Structure
Political economy studies the interrelationship between political power and economic processes — how states, markets, classes, institutions, and ideologies shape the production, distribution, and consumption of wealth. T
ZC_3_01 — Migration and Diaspora Studies
Migration studies examines the causes, processes, and consequences of human movement across geographic and political boundaries, while diaspora studies focuses on dispersed communities maintaining connections to homeland
ZC_5_18 — Disaster Resilience & Cultural Recovery: Anthropological Perspectives
Disaster resilience — the capacity of communities to absorb, adapt to, and recover from catastrophic events while maintaining essential functions and identity — is increasingly understood not as a property of infrastruct
ZC_5_11 — Digital Sociology: Platforms, Surveillance Capitalism, and Algorithmic Governance
Digital sociology examines how digital technologies — the internet, social media platforms, smartphones, algorithms, artificial intelligence, data analytics, and digital infrastructure — transform social life, institutio
ZC_5_08 — Development Studies: Modernization, Dependency, and Post-Development
Development studies is an interdisciplinary field examining the economic, social, political, and cultural processes by which societies become "developed" — and critically interrogating what "development" means, who defin
ZC_5_19 — Network Society — Castells
Manuel Castells (born 1942 in Hellín, Spain), professor at the University of Southern California and emeritus at the University of California, Berkeley, produced one of the most ambitious sociological analyses of the lat
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