Action Observation and Synchronization

Intracranial human recordings reveal intensity coding for the pain of others in the insula

The paper uses intracranial recordings to show that the insula encodes pain intensity from different stimuli with distinct spatial and temporal coding patterns.

Reading negative action verbs: one or two-step processing within the primary motor cortex?

The paper investigates motor cortex activation during reading of affirmative and negative action sentences, finding similar corticospinal excitability for both but increased inhibition at later latencies, supporting a two-step model of negation.

Seeing social: A neural signature for conscious perception of social interactions

The paper investigates the neural correlates of conscious social perception using fMRI and observer reports, finding that social perception is subjective and influenced by internalizing traits.

Technologically-Assisted Communication Attenuates Inter-Brain Synchrony

This study compares brain-to-brain synchrony during live and technologically-assisted remote mother-child interactions, finding reduced synchrony in remote settings and implications for social brain development.

A shared neural code for social interaction encoding and memory in the human superior temporal sulcus

The paper investigates how the superior temporal sulcus encodes and retrieves social interaction memories using fMRI and machine learning during free recall of a movie.

Enhanced Mirror Neuron Network Activity and Effective Connectivity during Live Interaction Among Female Subjects

This study investigates how live facial expressions compared to pre-recorded ones affect brain activity and connectivity during social interaction, finding enhanced mirror neuron system engagement and emotional contagion.

Effects of social presence on behavioural, neural and physiological aspects of empathy for pain

This study investigates how video-mediated interactions affect empathy for pain, finding reduced physiological responses but preserved affective empathy.

Cognition through internal models: Mirror neurons as one manifestation of a broader mechanism

The paper investigates how neural responses to observed and felt sensations are mediated by shared compositional building blocks rather than mirror neurons.

The effects of emotional valence and intensity on cognitive and affective empathy after insula lesions

This study examines how insula lesions affect cognitive and affective empathy in response to emotional valence and intensity using a naturalistic paradigm, finding specific deficits in negative, low-intensity affective empathy.

The role of motion in the neural representation of social interactions in the posterior temporal cortex

This study investigates how motion contributes to social interaction perception in the posterior temporal cortex using neuroimaging and behavioral data from 22 participants.

An action-observation network in the common marmoset identified by ultra-high field fMRI

This study identifies an action-observation network in common marmosets using ultra-high field fMRI, showing overlap with human and macaque networks.

A two-stage framework for neural processing of biological motion

This study identifies a two-stage neural framework for biological motion processing, showing distinct contributions from dorsal and ventral brain regions.

Virtual (Zoom) Interactions Alter Behavioral Cooperation and Dyadic Neural Coherence

The paper was withdrawn due to revised preprocessing, and the authors request it not be cited as a reference.

Social-affective features drive human representations of observed actions

The paper shows that social-affective features, not visual or action features, best predict perceived similarity of observed actions in behavioral and neural experiments.

EEG Movement Tagging Objectively Measures Biological Motion Perception

The paper introduces EEG movement tagging to objectively measure biological motion perception, showing distinct brain responses at different frequencies related to global and local processing.

Differences in working memory coding of biological motion attributed to oneself and others

This study uses fMRI to investigate how the brain encodes working memory of biological motion as self-associated versus other-associated, identifying specific brain regions involved in self-other distinction during movement processing.

Action imitation via trajectory-based or posture-based planning

The paper investigates whether posture-based and trajectory-based imitation are distinct mechanisms by measuring imitation accuracy after different intervening tasks.

The Relationship between Stability of Interpersonal Coordination and Inter-Brain EEG Synchronization during Anti-phase Tapping

This study examines how inter-brain EEG synchronization relates to coordination stability during anti-phase tapping tasks across different speeds.

Two distinct networks containing position-tolerant representations of actions in the human brain

The paper identifies two brain networks with position-tolerant action representations, showing distinct relationships with objective movement measures and subjective action judgments.

Neural responses to biological motion distinguish autistic and schizotypal traits in the general population

The paper examines neural responses to biological motion in neurotypical individuals, finding distinct associations with autistic and schizotypal traits through fMRI and synchronization analysis.

Interpersonal synchronization of movement intermittency

This study shows that interpersonal coordination occurs at a sub-movement level through synchronized speed breaks between interacting partners.

Cognitive processing of a common stimulus synchronizes brains, hearts, and eyes

This study shows that inter-subject correlation occurs in neural, physiological, and behavioral signals during shared cognitive processing, but not in all signals, and is influenced by attentional state and information recall.

Cooperative behavior evokes inter-brain synchrony in the prefrontal and temporoparietal cortex: A systematic review and meta-analysis of fNIRS hyperscanning studies.

This study conducts a systematic review and meta-analysis of fNIRS hyperscanning studies on cooperation, finding significant inter-brain synchrony in prefrontal and temporoparietal regions.

Reducing Movement Synchronization to Increase Interest Improves Interpersonal Liking

This study shows that combining movement synchronization with complexity better predicts interpersonal liking than synchronization alone, suggesting that maintaining interest is critical for social bonding.

The mirror neuron system compensates for amygdala dysfunction-associated social deficits in individuals with higher autistic traits

This study shows that individuals with higher autistic traits have reduced amygdala responses to imitation but increased mirror neuron system activity and connectivity, which may compensate for social deficits.

Midfrontal theta tACS facilitates motor coordination in dyadic human-avatar motor interactions

This study uses tACS to show that midfrontal theta activity enhances motor coordination in human-avatar interactions by improving synchronization and motor strategies.

A unifying mechanism governing inter-brain neural relationship during social interactions

The paper investigates how neural activity differs between socially interacting brains and how these differences evolve alongside shared activity patterns, proposing a computational mechanism to unify these observations.

Alone Again: Altered Activation in the Observation Execution System during Synchronization in High Loneliness Individuals

The paper shows that high loneliness individuals have reduced movement synchronization ability and increased activation in the observation-execution system during synchronization.

The monitoring system is attuned to others' actions during dyadic motor interactions

The paper investigates neural dynamics during dyadic motor interactions, showing the monitoring system is more attuned to others' actions than self-actions.

Predictive coding during action observation - a depth-resolved intersubject functional correlation study at 7T

The paper uses intersubject functional correlation with 7T fMRI to show that predictable action sequences trigger more feedback input to parietal regions than unpredictable ones.