Social Cognitive and Affective Neuroscience,
Journal Year:
2022,
Volume and Issue:
17(10), P. 956 - 964
Published: March 23, 2022
Joint
action
is
central
to
human
nature,
enabling
individuals
coordinate
in
time
and
space
achieve
a
joint
outcome.
Such
interaction
typically
involves
two
key
elements:
shared
goal
coordination.
Yet,
the
substrates
entrained
these
components
remained
unclear.
In
current
study,
dyads
performed
tasks
involving
both
sharing
coordination,
i.e.
complementary
imitative
action,
task
only
while
their
brain
activities
were
recorded
by
functional
near-infrared
spectroscopy
hyperscanning
technique.
The
results
showed
that
(i.e.
coordination)
elicited
better
behavioral
performance
than
goal/action
We
observed
interbrain
synchronization
(IBS)
at
right
inferior
frontal
cortex
(IFC)
more
goal,
left-IFC
IBS
also
right-IFC
was
greater
during
completing
an
action.
Our
suggest
IFC
plays
important
role
with
distinct
lateralization
for
sub-components
of
NeuroImage,
Journal Year:
2023,
Volume and Issue:
280, P. 120354 - 120354
Published: Sept. 4, 2023
Hyperscanning
is
a
form
of
neuroimaging
experiment
where
the
brains
two
or
more
participants
are
imaged
simultaneously
whilst
they
interact.
Within
domain
social
neuroscience,
hyperscanning
increasingly
used
to
measure
inter-brain
coupling
(IBC)
and
explore
how
brain
responses
change
in
tandem
during
interaction.
In
addition
cognitive
research,
some
have
suggested
that
quantification
interplay
between
interacting
can
be
as
biomarker
for
variety
mechanisms
aswell
investigate
mental
health
developmental
conditions
including
schizophrenia,
anxiety
autism.
However,
many
different
methods
been
quantify
this
lead
questions
about
comparability
across
studies
reduce
research
reproducibility.
Here,
we
review
quantifying
IBC,
suggest
ways
moving
forward.
Following
PRISMA
guidelines,
reviewed
215
studies,
four
imaging
modalities:
functional
near-infrared
spectroscopy
(fNIRS),
magnetic
resonance
(fMRI),
electroencephalography
(EEG)
magnetoencephalography
(MEG).
Overall,
identified
total
27
compute
IBC.
The
most
common
modality
fNIRS,
by
119
89
which
adopted
wavelet
coherence.
Based
on
results
literature
survey,
first
report
summary
statistics
field,
followed
brief
overview
each
signal
obtained
from
hyperscanning.
We
then
discuss
rationale,
assumptions
suitability
method
modalities
Finally,
issues
surrounding
interpretation
method.
NeuroImage,
Journal Year:
2023,
Volume and Issue:
272, P. 120043 - 120043
Published: March 31, 2023
Humans
may
behave
in
different
manners
when
making
decisions
with
friends
and
strangers.
Whether
the
interpersonal
relationship
characteristics
of
individuals
group
affected
decision-making
under
uncertainty
real-time
interaction
remains
unknown.
Using
turn-based
Balloon
Analogue
Risk
Task
(BART),
present
study
examined
propensity
partners
relationships
orientations.
Corresponding
inter-brain
synchronization
(IBS)
patterns
at
prefrontal
cortex
(PFC)
were
also
uncovered
fNIRS-based
hyperscanning
approach.
Behavioral
results
identified
that
dyads
friend
exhibited
uncertainty-averse
comparing
stranger
group.
The
fNIRS
reported
feedback-related
IBS
left
inferior
frontal
gyrus
(l-IFG)
medial
frontopolar
(mFPC)
during
feedbacks
was
modulated
by
relationships.
all
channels
PFC
positive
negative
feedbacks,
respectively,
predicted
groups
based
on
support
vector
machine
(SVM)
algorithm.
moderating
role
social
value
orientation
(SVO)
verified
mediation
effect
dyad
closeness
via
right
lateral
(r-FPC).
These
findings
demonstrated
disparate
behavioral
responses
underlying
Frontiers in Neuroergonomics,
Journal Year:
2024,
Volume and Issue:
4
Published: Jan. 2, 2024
While
still
relatively
rare,
longitudinal
hyperscanning
studies
are
exceptionally
valuable
for
documenting
changes
in
inter-brain
synchrony,
which
may
turn
underpin
how
behaviors
develop
and
evolve
social
settings.
The
generalizability
ecological
validity
of
this
experimental
approach
hinges
on
the
selected
imaging
technique
being
mobile–a
requirement
met
by
functional
near-infrared
spectroscopy
(fNIRS).
fNIRS
has
most
frequently
been
used
to
examine
development
synchrony
behavior
child-parent
dyads.
In
position
paper,
we
contend
that
dedicating
attention
intergenerational
stands
benefit
fields
cognitive
neuroscience
more
broadly.
We
argue
is
particularly
relevant
understanding
neural
mechanisms
underpinning
dynamics,
potentially
benchmarking
progress
psychological
interventions,
many
situated
contexts.
line
with
our
position,
highlight
areas
research
stand
be
enhanced
mobile
devices,
describe
challenges
arise
from
measuring
across
generations
real
world,
offer
potential
solutions.
Cerebral Cortex,
Journal Year:
2022,
Volume and Issue:
33(5), P. 1630 - 1642
Published: April 14, 2022
This
hyperscanning
study
aimed
to
identify
a
neural
coupling
profile
that
distinguishes
high-creative
group
dynamics
through
functional
near
infrared
spectroscopy.
A
total
of
123
dyads
completed
one
creativity
task
(alternative
uses
task,
AUT)
and
contrast
(objective
characteristics
task).
K-means
clustering
analysis
on
AUT
performance
grouped
31/29
into
high/low-creative
group,
respectively.
In
comparison
with
the
low-creative
showed:
(i)
higher
collective
flexibility
delayed
perspective-taking
behaviors,
but
lower
immediate
behaviors;
(ii)
enhanced
interpersonal
brain
synchronization
(IBS)
between
left
inferior
frontal
gyrus
(lIFG)
right
motor
cortex,
nodal
Eloc
at
superior
temporal
(rSTG);
(iii)
declined
intrapersonal
connectivity
angular
(rAG)
rSTG,
IBS
lIFG
rAG.
The
couplings
positively
correlated
creative
performance,
whereas
reverse
correlation
pattern
existed
in
ones.
leave-one-out
cross-validation
showed
these
reliably
predicted
within
sample.
These
indicate
are
characterized
by
utilizing
partners'
shared
information
when
necessary
(e.g.
encountering
idea
exhaustion).
consisting
sophisticated
interplays
regions
frontal,
temporal,
parietal
lobes
may
underlie
dynamics.
NeuroImage,
Journal Year:
2021,
Volume and Issue:
246, P. 118777 - 118777
Published: Dec. 3, 2021
Trust
can
be
a
dynamic
social
process,
during
which
the
identity
of
interacting
agents
(e.g.,
an
investor
and
trustee)
bias
trust
outcomes.
Here,
we
investigated
how
status
modulates
neural
mechanisms
underlying
this
process.
An
trustee
performed
10-round
repeated
game
while
their
brain
activity
was
being
simultaneously
recorded
using
functional
near-infrared
spectroscopy.
The
(either
high
or
low)
both
investors
trustees
manipulated
via
math
competition
task.
behavioral
results
showed
that
in
initial
round,
individuals
invested
more
low-status
partners.
However,
investment
ratio
increased
faster
as
number
rounds
interaction
when
were
paired
with
high-status
partner.
This
increasing
trend
particularly
prominent
low
(investor)-high
(trustee)
group.
Moreover,
low-high
group
investor-trustee
synchronization
right
temporoparietal
junction
increased,
activation
dorsolateral
prefrontal
cortex
decreased
increased.
Both
interpersonal
predicted
performance
at
early
stage;
furthermore,
two-brain
data
provided
earlier
predictions
than
did
single-brain
data.
These
effects
detectable
phase
only;
no
comparable
observed
repayment
other
groups.
Overall,
study
demonstrated
multi-brain
mechanism
for
integration
trust.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Feb. 29, 2024
The
strategies
for
social
interaction
between
strangers
differ
from
those
acquaintances,
whereas
the
differences
in
neural
basis
of
have
not
been
fully
elucidated.
In
this
study,
we
examined
geometrical
properties
interpersonal
networks
pairs
and
acquaintances
during
antiphase
joint
tapping.
Dual
electroencephalogram
(EEG)
29
channels
per
participant
was
measured
14
13
acquaintance
pairs.Intra-brain
synchronizations
were
calculated
using
weighted
phase
lag
index
(wPLI)
intra-brain
electrode
combinations,
inter-brain
locking
value
(PLV)
combinations
theta,
alpha,
beta
frequency
bands.
For
each
pair,
with
larger
wPLI/PLV
than
their
surrogates
defined
as
edges
networks.
We
global
efficiency,
local
modularity
derived
graph
theory
combined
intra-
pair.
theta
band
networks,
stranger
showed
efficiency
pairs,
indicating
that
two
brains
more
densely
connected.
Hence,
weak
ties
require
extensive
interactions
result
high
information
transfer
neighbors
network.