Learning with disabilities
 

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Article #3: Nonverbal Learning Disorders

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There is no question that most scholastic disabilities "are more debilitating than
accomplishments are measured and defined verbal disabilities." The specific
through language-based communication. central processing abilities and deficits
Yet, it has been found that more than 65% that characterize this syndrome are now
of all communication is actually conveyed well defined. Still, nonverbal learning
nonverbally. We are all familiar with disorders remain predominantly
"non-verbal communication," but few misunderstood and largely go
professionals have been specifically unrecognized.
trained to look for deficits in this A child's earliest mode of communication
area. Although intelligence measures are should be nonverbal. Both parents and
designed to evaluate both the verbal and teachers will often suspect that
nonverbal aspects of intelligence, "something is amiss" early on, but they
educators tend to ignore evidence of can't quite "put a finger on it." Three
nonverbal deficiencies in students. Or categories of dysfunction present
worse, they brand students with nonverbal themselves: (1) motoric (lack of
learning disabilities as "problem" coordination, severe balance problems and
children. or difficulties with fine graphomotor
We are all aware of the important role skills), (2)
language plays in human learning. The visual-spatial-organizational (lack of
competence of an individual, in our image, poor visual recall, faulty spatial
present-day society, is most often judged perceptions, and/or difficulties with
by their verbal proficiencies. A person spatial relations), and (3) social (lack
who speaks eloquently and has a of ability to comprehend nonverbal
well-developed vocabulary tends to be communication, difficulties adjusting to
accorded more credibility than an transitions and novel situations, and/or
individual who makes constant grammatical significant deficits in social judgment
errors and demonstrates a limited and social interaction).
vocabulary. A student who has innate Early consultation with a school
difficulties reading, spelling, and/or psychologist or family physician
expressing herself stands out in most typically only serves to dismiss or
classroom situations. And likewise, a minimize a teacher's or parent's worries
student who is a top reader, achieves about this child. More often than not,
excellent spelling scores, and expresses parents are assured that everything is
herself articulately usually does not fine; perhaps their child is "just a
prompt her teacher to consider a learning perfectionist" or "immature" or "bored
disorder. But, this is often exactly the with the way things are normally done" or
presentation a child with nonverbal "a bit clumsy." Rarely are a parent's or
learning disabilities (NLD) syndrome teacher's concerns given any credence
manifests in the early elementary grades. until the child reaches a point in school
Nonverbal learning disorders (also called where he is no longer able to function
"right-hemisphere learning disorders") given the limitations of his disability
often go unrecognized and unaided by and/or, in some cases, the child suffers
teachers and other professionals for a a "nervous breakdown" (or worse).
large part of a child's schooling. The child with nonverbal learning
Overall, there has been an inadequate disorders commonly appears awkward and
awareness of the underlying causes for is, in fact, inadequately coordinated in
the difficulties these students encounter both fine and gross motor skills. She may
in school. There are currently few have had extreme difficulty learning to
resources available for the child with ride a bike or to kick a soccer ball.
NLD syndrome through schools or private Fine motor skills, such as cutting with
agencies. It is still difficult to find a scissors or tying shoe laces, seem to be
professional who understands nonverbal impossible for this child to master. She
learning disabilities. These children are "talks her way through" even simple motor
often labeled "behavior problems" or activities. A young child with NLD is
"emotionally disturbed" because of their less likely to explore her environment
frequent inappropriate and unexpected motorically because she cannot rely upon
conduct, but NLD is known to have a her kinesthetic processing and spatial
neurological rather than a deliberate and perceptions. This child learns little
or an emotional origin. from experience or repetition and is
The NLD syndrome reveals itself in unable to generalize information.
impaired abilities to organize the In the early years, such a child may
visual-spatial field, adapt to new or appear "confused" much of the time (he is
novel situations, and/or accurately read confused) despite a high intelligence and
nonverbal signals and cues. It appears to high scores on receptive and expressive
be the reverse syndrome of dyslexia. language measures. Closer observation
Although academic progress is made, such will reveal a social ineptness brought
a student will have difficulty about by misinterpretations of body
"producing" in situations where speed and language and/or tone of voice. This child
adaptability are required. Whereas is unable to "look and learn." He does
language-based learning disorders have not perceive subtle cues in his
been shown to be genetic in origin, environment such as: when something has
heredity has not, as yet, been linked to gone far enough; the idea of personal
NLD. It is known that nonverbal learning "space"; the facial expressions of
disabilities involve the performance others; or when another person is
processes (generally thought of registering pleasure (or displeasure) in
neurologically as originating in the a nonverbal mode.
right cerebral hemisphere of the brain, These are all social "skills" that are
which specializes in nonverbal normally grasped intuitively through
processing). observation, not directly taught. If a
Brain scans of individuals with NLD often child is constantly admonished with the
confirm mild abnormalities of the right words, "I shouldn't have to tell you
cerebral hemisphere. Developmental this!," this should alert everyone that
histories have revealed that a number of something is awry because you do have to
the children suffering from nonverbal tell them (everything). The child's
learning disorders who have come to verbal processing may be proficient, but
clinical attention have at some time it can be impossible for her to receive
early in their development: (1) sustained and comprehend nonverbal information.
a moderate to severe head injury, (2) Such a child will cope by relying upon
received repeated radiation treatments on language as her principal means of social
or near their heads over a prolonged relating, information gathering, and
period of time, (3) congenital absence of relief from anxiety. As a result, she is
the corpus callosum, (4) been treated for constantly being told, "You talk too
hydrocephalus, or (5) actually had brain much!"
tissue removed from their right The child with NLD often develops an
hemisphere. exceptional memory for rote material; a
All of these neurological insults involve coping skill he has had to hone in order
significant destruction of white matter to survive. Since the nonverbal
(long myelinated fibers in the brain) processing area of his brain is not
connections in the right hemisphere, giving him the needed automatic feedback,
which are important for intermodal he relies solely upon his memory of past
integration. Hence, current evidence and experiences, each of which he has labeled
theories suggest that early damage verbally, to guide him in future
(disease, disorder, or dysfunction) of situations. This, of course, is less
the right cerebral hemisphere and/or effective and less reliable than being
diffuse white matter disease, which able to sense and interpret another
leaves the left hemisphere (unimodal) person's social cues (because of the vast
system to function on its own, is the array of differences in human nature).
contributing cause of the NLD syndrome Cumbersome monologues are another trait
(definitely not dysfunctional home of a child with nonverbal learning
lives). Clinically, this learning disabilities. Normal conversational "give
disorder classification resembles an and take" seems to elude her. Teachers
adult patient with a severe head injury complain of a child who "talks
to the right cerebral hemisphere, both incessantly" and parents resolve, "She
symptomatically and behaviorally. just doesn't seem to know when to be
Nonverbal learning disorders appear much quiet!" Owing to visual-spatial
less frequently than language-based disturbances, it is difficult for this
learning disorders. Whereas it is child to change from one activity to
approximated that about 10% of the another and/or to move from one place to
general population could be found to have another. A child with NLD uses all of her
identifiable learning disabilities, it is concentration and attention to merely get
thought that only 1 to 10% of those through a room. Imagine the frustration
individuals would be found to have NLD produced when attempting to function in a
(or between 1.0 to 0.1% of the general complicated and/or new social situation.
population). Unlike language-based Owing to her inability to "handle" such
learning disabilities, the NLD syndrome informational processing demands, she
affects females as often as males will instinctively avoid any kind of
(approximately 1:1 sex ratio) and novelty.
incidence of left-handedness is uncommon. The importance of identifying and
Even though NLD is, by definition, a "low servicing children with nonverbal
incidence disability," there are learning disorders is especially acute.
indications that, as school assessment Overestimates of the child's abilities
intervention procedures improve, a higher and unrealistic demands made by parents
proportion of children will be identified and teachers can lead to ongoing
with the NLD syndrome. The low rate of emotional problems. A favorable prognosis
occurrence (as low as 1 out of 1,000), is seems to depend upon early identification
no excuse for the lack of identification and accommodation. The child with NLD is
and services victims of this devastating particularly inclined toward seriously
impairment currently receive. The debilitating forms of internalizing
symptoms are distinct and display psychopathology, such as depression,
themselves early in a child's withdrawal, anxiety, and in some cases,
development. suicide.
The discovery of the NLD syndrome began Dr. Byron P. Rourke of the University of
in the early 1970s, with research Windsor and his associates have found
involving groups of children with that nonverbal learning disabilities
learning disabilities identified by "predispose those afflicted to adolescent
discrepancies between their verbal and and adult depression and suicide risk."
performance IQs. It is unfortunate that The child with NLD is regularly punished
25 years later, even professionals in the and picked on for circumstances he cannot
field of education are largely uninformed help, without ever really understanding
about and/or unfamiliar with nonverbal why, and he is in turn often left with
learning disorders as these disabilities little hope that his situation will ever
can be much more devastating to a child improve. After amassing years of
than language-based learning disorders in embarrassing and misconceived
the long run. unintentional social blunders, it is not
Since diminished access to and/or too difficult to comprehend how a person
disordered functioning of the with nonverbal learning disorders could
right-hemisphere systems impedes all come to the conclusion that his
understanding and adaptive learning, it environment is not structured to
is fair to say (as Helmer R. Myklebust accommodate him.
did in 1975) that nonverbal learning






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