Culture, sex and social context influence brain-to-brain synchrony: an fNIRS hyperscanning study
BMC Psychology,
Journal Year:
2024,
Volume and Issue:
12(1)
Published: June 14, 2024
Abstract
Background
Unique
interpersonal
synchrony
occurs
during
every
social
interaction,
and
is
shaped
by
characteristics
of
participating
individuals
in
these
contexts.
Additionally,
depending
on
context
demands,
also
altered.
The
study
therefore
aims
to
investigate
culture,
sex,
effects
simultaneously
a
novel
role-play
paradigm.
the
effect
personality
traits
was
investigated
across
cultures,
further
exploratory
analysis
variables
pre-
post-session
empathy
changes
conducted.
Methods
83
dyads
were
recruited
two
waves
from
Singapore
Italy
took
part
within-subjects
session
where
they
interacted
with
each
other
as
themselves
(Naturalistic
Conversation)
others
(Role-Play
Role
Reversal).
Big
Five
Inventory
(administered
pre-session)
Interpersonal
Reactivity
Index
post-session)
used
measures
respectively,
while
measured
using
hyperscanning
functional
near-infrared
spectroscopy
prefrontal
cortex.
After
data-preprocessing
preliminary
analyses,
mixture
multiple
linear
regression
forward
stepwise
models
address
above
aims.
Results
revealed
significant
main
interaction
sex
brain-to-brain
synchrony,
particularly
medial
left
cluster
cortex,
unique
contribution
extraversion
openness
experience
Italian
cohort
only.
Finally,
culture-driven
differences
identified,
increases
sessions
generally
only
observed
within
Singaporean
cohort.
Conclusions
Main
findings
indicate
lowered
role-playing
activities
that
moderated
dyad’s
make-up
implying
differential
processing
interactions
influenced
individuals’
background
factors.
Findings
align
current
literature
cognitively
demanding
activity
requiring
greater
levels
self-regulation
suppression
self-related
cognition
opposed
co-regulation
characterized
synchrony.
However,
pattern
results
would
be
better
supported
future
studies
investigating
multimodal
synchronies
corroboration.
Language: Английский
Interbrain synchrony attenuation during a peer cooperative task in young children with autistic traits –an EEG hyperscanning study
NeuroImage,
Journal Year:
2025,
Volume and Issue:
312, P. 121217 - 121217
Published: April 15, 2025
Young
children
with
autism
spectrum
disorder
(ASD)
traits
frequently
encounter
difficulties
in
peer
interaction.
Assessing
interaction
performance
is
crucial
but
challenging
within
the
clinical
diagnostic
paradigm
of
ASD.
Hyperscanning,
which
simultaneously
monitors
brain
activity
multiple
individuals,
has
become
a
popular
tool
for
assessing
social
interaction's
neural
features.
The
present
study
aims
to
investigate
brain-to-brain
connectivity
between
child-dyads
engaged
game-like
collaborative
task
via
hyperscanning
electroencephalogram
(EEG)
approach.
final
sample
comprised
66
young
children:
18
child
dyads
typical
development
(TD),
TD-TD,
and
15
ASD
matched
TD,
TD-ASD.
indicated
depressed
level
dyad
group
as
responder,
notable
decrease
observed
beta
oscillation
over
right
parietal
left
temporal
coupling
subjects.
A
pattern
that
differed
from
TD-TD
was
identified
regard
full-band
right-to-right
region.
It
exhibited
enhanced
following
completion
task,
not
case
TD-ASD
group.
Significant
correlations
were
scores
on
symptom
rating
scale
selected
significant
interbrain
index.
application
EEG
demonstrated
participating
autistic
an
attenuated
apparently
distinct
alteration
comparison
control
These
findings
highlight
value
physiologically
based
measures
informing
etiological
interventional
studies
neuropsychiatry.
Language: Английский
Exploring Inter-Brain Electroencephalogram Patterns for Social Cognitive Assessment During Jigsaw Puzzle Solving
Tse-Min Chuang,
No information about this author
Pin-Chao Peng,
No information about this author
Yu-Kai Su
No information about this author
et al.
IEEE Transactions on Neural Systems and Rehabilitation Engineering,
Journal Year:
2024,
Volume and Issue:
32, P. 422 - 430
Published: Jan. 1, 2024
Social
interaction
enables
the
smooth
progression
of
our
daily
lives.
Mounting
evidence
from
recent
hyperscanning
neuroimaging
studies
indicates
that
key
components
social
behavior
can
be
evaluated
using
inter-brain
oscillations
and
connectivity.
However,
mapping
out
networks
developing
neurocognitive
theories
explain
how
humans
co-create
share
information
during
remains
challenging.
In
this
study,
we
developed
a
jigsaw
puzzle-solving
game
with
electroencephalography
(EEG)
signals
recorded
to
investigate
activities
interactions
involving
cooperation
competition.
Participants
were
recruited
paired
into
dyads
participate
in
multiplayer
puzzle
32-channel
EEG
recorded.
The
corresponding
event-related
potentials
(ERPs),
brain
oscillations,
functional
connectivity
analyzed.
results
showed
different
ERP
morphologies
P3
patterns
competitive
cooperative
contexts,
low-frequency
band
may
an
indicator
cognitive
activities.
Furthermore,
increased
delta,
theta,
alpha,
beta
frequency
bands
was
observed
competition
mode
compared
mode.
By
presenting
comparable
valid
alongside
those
previous
traditional
paradigms,
study
demonstrates
potential
utilizing
techniques
real-life
game-playing
scenarios
quantitatively
assess
Our
approach
offers
promising
platform
applications
flexible
assessment
psychiatric
disorders
related
functioning.
Language: Английский
Synchrony within, synchrony without: establishing the link between interpersonal behavioural and brain-to-brain synchrony during role-play
Royal Society Open Science,
Journal Year:
2024,
Volume and Issue:
11(9)
Published: Sept. 1, 2024
Interpersonal
synchrony
is
a
crucial
construct
in
understanding
social
interactions,
which
has
been
used
clinical
studies
to
measure
the
quality
of
therapeutic
alliance.
However,
there
lack
investigating
correlation
between
expressed
on
different
levels:
behavioural
and
neurophysiological.
Furthermore,
are
no
that
examine
how
implementation
psychodramatic
role-playing
techniques,
when
individuals
adopt
persona
character,
may
influence
intrinsic
biobehavioural
two
parties.
The
present
study,
therefore,
aims
uncover
relationship
brain-to-brain
across
techniques
elucidate
impact
these
synchronies
participants’
levels
anxiety
empathy.
By
using
functional
near-infrared
imaging
coding
dyadic
paradigm
(
n
=
41
dyads),
study
found
correlations
during
naturalistic
conversations,
but
not
role-play,
implying
qualitative
change
interpersonal
implementing
techniques.
Additionally,
noted
significant
contributions
both
as
well
peripheral
factors
such
sex
make-up
role
immersion
predicting
empathy
changes.
Findings
call
for
future
consider
scenarios
qualitatively
form
interaction.
Language: Английский
Pseudo‐mutual gazing enhances interbrain synchrony during remote joint attention tasking
Brain and Behavior,
Journal Year:
2023,
Volume and Issue:
13(10)
Published: July 26, 2023
Mutual
gaze
enables
people
to
share
attention
and
increase
engagement
during
social
interactions
through
intentional
implicit
messages.
Although
previous
studies
have
explored
behaviors
neural
mechanisms
underlying
in-person
eye
contact,
the
growing
prevalence
of
remote
communication
has
raised
questions
about
how
establish
mutual
remotely
brains
interacting
individuals
synchronize.To
address
these
questions,
we
conducted
a
study
using
trackers
create
pseudo-mutual
channel
that
mirrors
gazes
each
dyad
on
their
respective
screens.
To
demonstrate
fluctuations
in
coupling
across
brains,
incorporated
electroencephalographic
hyperscanning
techniques
simultaneously
record
brain
activity
dyads
engaged
joint
task
player-observer,
collaborative,
competitive
modes.Our
results
indicated
could
improve
efficiency
activities
among
partners.
Moreover,
by
employing
phase
locking
value,
estimate
interbrain
synchrony
(IBS)
observe
low-frequency
couplings
frontal
temporal
regions
varied
based
interaction
mode.
While
dyadic
gender
composition
significantly
affected
patterns,
it
did
not
impact
IBS.These
provide
insight
into
neurological
significant
implications
for
developing
effective
online
environments.
Language: Английский
Post‐collaborative benefits: A meta‐analysis of the effect of collaboration on subsequent individual retrieval
Yuanxia Gao,
No information about this author
Yue Chu,
No information about this author
Xi‐Ping Liu
No information about this author
et al.
British Journal of Psychology,
Journal Year:
2024,
Volume and Issue:
115(4), P. 740 - 758
Published: July 23, 2024
Abstract
Collaboration
has
an
essential
role
in
memory,
and
how
to
appropriately
use
it
affect
individual
memory
positively
is
a
matter
of
concern.
The
meta‐analysis
generally
assessed
the
effect
collaboration
on
subsequent
retrieval,
registered
PROSPERO
platform
adhering
PRISMA
guidelines,
using
Web
Science,
Science
Direct,
CNKI
WanFang
databases
with
post‐collaborative
as
main
subject,
screened
studies
published
up
December
31,
2023,
total
64
101
sizes,
including
13,398
participants
from
11
countries.
Heterogeneity
test,
sensitivity
analysis,
subgroup
analysis
meta‐regression
were
performed
included
studies,
while
publication
bias
was
assessed.
results
found
that
improves
retrieval
more
than
individuals,
moderate
facilitating
retrieval.
Group
size,
material
category,
category
phase,
approach,
task
process
test
method
among
moderating
variables.
study
emphasizes
cognition
demonstrates
benefits.
conclusions
are
value
for
developing
methods
improve
memory.
Language: Английский