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The notion that certain mental or physical events can capture
attention has been one of the most enduring topics in the study of
attention owing to the importance of understanding how
goal-directed and stimulus-driven processes interact in perception
and cognition. Despite the clear theoretical and applied importance
of attentional capture, a broad survey of this field suggests that
the term "capture" means different things to different people. In
some cases, it refers to covert shifts of spatial attention, in
others involuntary saccades, and in still others general disruption
of processing by irrelevant stimuli. The properties that elicit
"capture" can also range from abruptly onset or moving lights, to
discontinuities in textures, to unexpected tones, to emotionally
valenced words or pictures, to directional signs and symbols.
Attentional capture has been explored in both the spatial and
temporal domains as well as the visual and auditory modalities.
There are also a number of different theoretical perspectives on
the mechanisms underlying "capture" (both functional and
neurophysiological) and the level of cognitive control over
capture. This special issue provides a sampling of the diversity of
approaches, domains, and theoretical perspectives that currently
exist in the study of attentional capture. Together, these
contributions should help evaluate the degree to which attentional
capture represents a unitary construct that reflects fundamental
theoretical principles and mechanisms of the mind.
Many books focus on individual differences and how those relate to
traffic safety such as accident proneness, gender differences, age,
alcohol, and the effects of drugs. Others focus on the safety
effects regarding the vehicle such as airbags, anti-lock brakes,
navigation systems, intelligent cruise control and other new
gadgets coming to the vehicle. Even though these topics are
undoubtedly important for traffic safety, this book takes a unique
approach as it focuses solely on the road environment. Designing
Safe Road Systems provides the background for those who want to
know more about the effects of road design on driving behaviour. It
uses a systems approach to allow a better understanding of why and
in what circumstances drivers may commit errors. This understanding
will ultimately lead to road systems that prevent (fatal) errors
from occurring. The book contains an overview of the current models
and theories about human performance and human behaviour in traffic
that are relevant for all those involved in designing safe road
systems. The central theme of this book is how design principles
can reduce the probability of an error while driving. The authors
demonstrate how knowledge of human factors helps a road authority
to better understand how road users behave. They argue that in many
cases the design of the environment can be further adjusted to
human capabilities, and that safety should be considered a system
property to be built into the road system.
Many books focus on individual differences and how those relate to
traffic safety such as accident proneness, gender differences, age,
alcohol, and the effects of drugs. Others focus on the safety
effects regarding the vehicle such as airbags, anti-lock brakes,
navigation systems, intelligent cruise control and other new
gadgets coming to the vehicle. Even though these topics are
undoubtedly important for traffic safety, this book takes a unique
approach as it focuses solely on the road environment. Designing
Safe Road Systems provides the background for those who want to
know more about the effects of road design on driving behaviour. It
uses a systems approach to allow a better understanding of why and
in what circumstances drivers may commit errors. This understanding
will ultimately lead to road systems that prevent (fatal) errors
from occurring. The book contains an overview of the current models
and theories about human performance and human behaviour in traffic
that are relevant for all those involved in designing safe road
systems. The central theme of this book is how design principles
can reduce the probability of an error while driving. The authors
demonstrate how knowledge of human factors helps a road authority
to better understand how road users behave. They argue that in many
cases the design of the environment can be further adjusted to
human capabilities, and that safety should be considered a system
property to be built into the road system.
In this Element, a framework is proposed in which it is assumed
that visual selection is the result of the interaction between
top-down, bottom-up and selection-history factors. The Element
discusses top-down attentional engagement and suppression,
bottom-up selection by abrupt onsets and static singletons as well
as lingering biases due to selection-history entailing priming,
reward and statistical learning. We present an integrated framework
in which biased competition among these three factors drives
attention in a winner-take-all-fashion. We speculate which brain
areas are likely to be involved and how signals representing these
three factors feed into the priority map which ultimately
determines selection.
The notion that certain mental or physical events can capture
attention has been one of the most enduring topics in the study of
attention owing to the importance of understanding how
goal-directed and stimulus-driven processes interact in perception
and cognition. Despite the clear theoretical and applied importance
of attentional capture, a broad survey of this field suggests that
the term "capture" means different things to different people. In
some cases, it refers to covert shifts of spatial attention, in
others involuntary saccades, and in still others general disruption
of processing by irrelevant stimuli. The properties that elicit
"capture" can also range from abruptly onset or moving lights, to
discontinuities in textures, to unexpected tones, to emotionally
valenced words or pictures, to directional signs and symbols.
Attentional capture has been explored in both the spatial and
temporal domains as well as the visual and auditory modalities.
There are also a number of different theoretical perspectives on
the mechanisms underlying "capture" (both functional and
neurophysiological) and the level of cognitive control over
capture. This special issue provides a sampling of the diversity of
approaches, domains, and theoretical perspectives that currently
exist in the study of attentional capture. Together, these
contributions should help evaluate the degree to which attentional
capture represents a unitary construct that reflects fundamental
theoretical principles and mechanisms of the mind.
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