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.
457 results for "control theory" — page 9 of 23
K_1_04 — Brain as Filter vs Generator
Two opposing models have dominated the consciousness debate for over a century:
K_1_10 — Panpsychism — Comprehensive Survey
Panpsychism — the view that consciousness or experiential properties are fundamental and ubiquitous features of the physical world — has experienced a dramatic revival in analytic philosophy since the early 2000s, driven
K_1_08 — Higher-Order Theories of Consciousness
Higher-order (HO) theories of consciousness propose that a mental state becomes conscious not by virtue of its intrinsic properties but because it is the target of a higher-order mental representation — a thought, percep
K_1_12 — Orchestrated Objective Reduction: Penrose-Hameroff Theory Deep Dive
Orchestrated Objective Reduction (Orch-OR) is a theory of consciousness proposed by mathematical physicist Sir Roger Penrose (b. 1931, Nobel Prize in Physics 2020) and anesthesiologist Stuart Hameroff (b. 1947), first ar
K_4_13 — Mirror Neurons and Social Cognition
Mirror neurons are a class of neurons, first discovered in the early 1990s in the premotor cortex (area F5) of macaque monkeys by Giacomo Rizzolatti, Vittorio Gallese, and colleagues at the University of Parma, that fire
K_4_03 — Limitation of Consciousness Motif
One of the most startling cross-cultural patterns in the world's mythological and philosophical traditions: ancient civilizations worldwide — separated by thousands of miles, thousands of years, and entirely independent
K_4_02 — Stigmata, Faith Healing, and Psychosomatic Phenomena
The human body can do things under the influence of belief that should not be physically possible according to conventional medical models. The placebo effect — a "sugar pill" producing measurable physiological changes —
K_2_07 — Electromagnetic Theories of Consciousness
Electromagnetic (EM) field theories of consciousness propose that conscious experience arises from or is identical to the brain's endogenous electromagnetic field — the complex, time-varying EM field generated by the syn
K_2_06 — Neurofeedback and Brain Training
Neurofeedback — the real-time display of brain activity (typically EEG) to enable individuals to learn self-regulation of neural dynamics through operant conditioning — has been investigated since the pioneering work of
K_2_11 — Default Mode Network: Brain at Rest and Self-Referential Consciousness
The Default Mode Network (DMN) is a large-scale brain network that is most active when a person is not focused on the external environment — during mind-wandering, daydreaming, self-referential thought, autobiographical
K_2_08 — The Binding Problem in Consciousness
The binding problem asks how the brain creates unified, coherent conscious experiences from the distributed, specialized processing activity of millions of neurons across separate brain regions. When you see a red ball r
K_5_04 — Neuroscience of Belief
Belief — the mental state of holding something to be true — is a cornerstone of conscious experience, shaping perception, memory, emotion, decision-making, and behavior. The neuroscience of belief has revealed that belie
K_5_08 — Metacognition: Thinking About Thinking
Metacognition — literally "cognition about cognition" or "thinking about thinking" — refers to the human capacity to monitor, evaluate, and regulate one's own cognitive processes. When you realize you don't understand a
K_5_07 — Psychophysics: Measuring the Relationship Between Mind and World
Psychophysics — literally "the physics of the soul/mind" — is the scientific study of the quantitative relationship between physical stimuli and the sensations and perceptions they produce. Founded by Gustav Theodor Fech
E_3_01 — Rise and Fall of Civilizations
Every complex civilization in recorded history has collapsed or been transformed beyond recognition. The Bronze Age collapse (~1177 BCE) destroyed the interconnected civilizations of the eastern Mediterranean within a si
ZG_2_01 — Proto-Indo-European — Reconstruction, Homeland, and Migration
Proto-Indo-European (PIE) is the reconstructed common ancestor of the Indo-European language family — the most widely spoken language family on Earth, encompassing ~3.2 billion native speakers across branches including I
ZG_5_03 — Pragmatics: Context, Implicature, and Speech Acts
Pragmatics is the study of how context contributes to meaning — how speakers use language to accomplish actions, how listeners infer intended meanings beyond what is literally said, and how the social, physical, and disc
ZG_1_01 — Origin of Language — When Did Humans First Speak?
The origin of human language — the capacity for open-ended, recursive, symbolic communication — remains one of the most debated questions in science, lying at the intersection of linguistics, paleoanthropology, genetics,
ZG_4_12 — Second Language Acquisition: Interlanguage, Critical Period, and SLA
Second Language Acquisition (SLA) — the study of how people learn languages beyond their first (L1) — is a multidisciplinary field drawing on linguistics, psychology, cognitive science, and education. Central questions i
ZG_3_05 — Language and Thought: Cognitive Semantics
The relationship between language and thought — whether the language we speak shapes, constrains, or determines how we perceive, categorize, and reason about the world — is one of the oldest and most debated questions in
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