Theories of consciousness

AK Seth, T Bayne - Nature reviews neuroscience, 2022‏ - nature.com
Recent years have seen a blossoming of theories about the biological and physical basis of
consciousness. Good theories guide empirical research, allowing us to interpret data …

[HTML][HTML] Conscious processing and the global neuronal workspace hypothesis

GA Mashour, P Roelfsema, JP Changeux, S Dehaene - Neuron, 2020‏ - cell.com
We review the central tenets and neuroanatomical basis of the global neuronal workspace
(GNW) hypothesis, which attempts to account for the main scientific observations regarding …

[HTML][HTML] Aphantasia and hyperphantasia: exploring imagery vividness extremes

A Zeman - Trends in Cognitive Sciences, 2024‏ - cell.com
The vividness of imagery varies between individuals. However, the existence of people in
whom conscious, wakeful imagery is markedly reduced, or absent entirely, was neglected by …

Subjective signal strength distinguishes reality from imagination

N Dijkstra, SM Fleming - Nature Communications, 2023‏ - nature.com
Humans are voracious imaginers, with internal simulations supporting memory, planning
and decision-making. Because the neural mechanisms supporting imagery overlap with …

[کتاب][B] The feeling of life itself: why consciousness is widespread but can't be computed

C Koch - 2019‏ - books.google.com
A thought-provoking argument that consciousness—more widespread than previously
assumed—is the feeling of being alive, not a type of computation or a clever hack In The …

Consciousness and sleep

G Tononi, M Boly, C Cirelli - Neuron, 2024‏ - cell.com
Sleep is a universal, essential biological process. It is also an invaluable window on
consciousness. It tells us that consciousness can be lost but also that it can be regained, in …

Surge of neurophysiological coupling and connectivity of gamma oscillations in the dying human brain

G Xu, T Mihaylova, D Li, F Tian, PM Farrehi… - Proceedings of the …, 2023‏ - pnas.org
The brain is assumed to be hypoactive during cardiac arrest. However, animal models of
cardiac and respiratory arrest demonstrate a surge of gamma oscillations and functional …

An electrophysiological marker of arousal level in humans

JD Lendner, RF Helfrich, BA Mander, L Romundstad… - elife, 2020‏ - elifesciences.org
Deep non-rapid eye movement sleep (NREM) and general anesthesia with propofol are
prominent states of reduced arousal linked to the occurrence of synchronized oscillations in …

Are the neural correlates of consciousness in the front or in the back of the cerebral cortex? Clinical and neuroimaging evidence

M Boly, M Massimini, N Tsuchiya, BR Postle… - Journal of …, 2017‏ - jneurosci.org
The role of the frontal cortex in consciousness remains a matter of debate. In this
Perspective, we will critically review the clinical and neuroimaging evidence for the …

Consciousness among delta waves: a paradox?

J Frohlich, D Toker, MM Monti - Brain, 2021‏ - academic.oup.com
A common observation in EEG research is that consciousness vanishes with the
appearance of delta (1–4 Hz) waves, particularly when those waves are high amplitude …