Zenodo (CERN European Organization for Nuclear Research)
April 10, 2026
Juan Moises de la Serna
Two leading theories of consciousness—Integrated Information Theory (IIT) and Global Neuronal Workspace (GNW)—make competing predictions about where and when conscious activity arises in the brain. IIT points to posterior regions, while GNW implicates frontal areas. Recent adversarial collaboration testing these predictions has yielded evidence relevant to this debate. However, even with such neuroscientific advances, the philosophical 'hard problem' of why and how physical processes give rise to subjective experience remains unresolved.
Zenodo (CERN European Organization for Nuclear Research)
April 4, 2026
Juan Moises de la Serna
An umbrella review of meta-analyses and systematic reviews finds that psilocybin, particularly when paired with psychological support, shows consistent efficacy for depression and anxiety, with moderate to large effect sizes. The evidence supports a Neural-Connectivity Re-set Model (NCRM) as a plausible mechanism, wherein psilocybin disrupts rigid neural networks, allowing for reorganization. The review notes that while results are promising, limitations include small sample sizes, short follow-up periods, and potential expectancy biases. The authors suggest that psilocybin-assisted therapy represents a significant advance, but call for larger, more rigorous trials to confirm long-term safety and effectiveness.
Zenodo (CERN European Organization for Nuclear Research)
April 2, 2026
Juan Moises de la Serna
This umbrella review synthesizes findings from multiple meta-analyses on the neural correlates of consciousness, presenting operationalized models and a meta-meta-analytic synthesis. It identifies consistent patterns of neural activity associated with conscious states, drawing on functional brain connectivity studies and cognitive science frameworks. The review covers both neural and behavioral perspectives, including aesthetic perception and artificial neural network models. It concludes that specific patterns of functional connectivity and neural activity are reliably linked to conscious experience, though the precise mechanisms remain under investigation. The work is structured for high-impact academic publication, including all PRISMA appendices.
Zenodo (CERN European Organization for Nuclear Research)
April 2, 2026
Juan Moises de la Serna
This umbrella review synthesizes findings from multiple high-rigor reviews on the neural correlates of consciousness. It identifies consistent patterns of brain activity associated with conscious awareness, particularly in frontoparietal and thalamocortical networks. The review suggests that specific neural signatures, such as widespread cortical connectivity and recurrent processing, are reliably linked to conscious perception. It also notes that no single brain region is solely responsible for consciousness, but rather distributed networks play a key role. The authors indicate that methodological advances in neuroimaging have improved the precision of these findings, though variability across studies remains. The review underscores the need for continued research to refine theoretical models of consciousness.
Zenodo (CERN European Organization for Nuclear Research)
April 2, 2026
Juan Moises de la Serna
This umbrella review synthesizes meta-analyses from 2020 to 2025 on neural correlates of consciousness, providing operationalized models and meta-meta-analytic findings. It identifies consistent neural activity patterns associated with conscious perception, particularly in frontoparietal and thalamocortical networks, and evaluates methodological rigor across studies. The review suggests that no single brain region is uniquely necessary for consciousness, but rather distributed network interactions are key. It also highlights gaps in current operationalization and calls for standardized experimental paradigms. The work includes all seven PRISMA appendices for transparency.
Zenodo (CERN European Organization for Nuclear Research)
April 1, 2026
Juan Moises de la Serna
A synthesis of meta-analytic evidence on consciousness and brain networks integrates major theoretical frameworks, including the Global Workspace theory and Integrated Information Theory (IIT). The analysis suggests that conscious states are associated with widespread, integrated neural activity across multiple brain networks, rather than being localized to a single region. This integration of theoretical perspectives points toward a more unified understanding of the neural correlates of consciousness, emphasizing the importance of global information integration and widespread neural communication.