The 2d Twelvemonth

Robert Grand. Kliegman Medico , in Nelson Textbook of Pediatrics , 2020

Cognitive Development

Exploration of the environment increases in parallel with improved dexterity (reaching, grasping, releasing) and mobility. Learning follows the precepts of Piaget'ssensorimotor phase (run intoChapter xviii). Toddlers manipulate objects in novel means to create interesting furnishings, such as stacking blocks or filling and dumping buckets. Playthings are besides more probable to be used for their intended purposes (combs for hair, cups for drinking). Fake of parents and older siblings or other children is an of import mode of learning. Make-believe play (symbolic play) centers on the child's own torso, such as pretending to beverage from an empty cup (Table 23.1; meet alsoTable 22.one).

Cognitive Development

M Gauvain , R Richert , in Encyclopedia of Mental Health (Second Edition), 2016

Abstract

Cognitive evolution is the process by which human beings acquire, organize, and learn to use knowledge. This article discusses 2 aspects of cognitive development: 'what develops,' or the content of noesis, and 'how noesis develops.' Give-and-take of 'what develops' focuses on concepts, the mental groupings of similar objects and other entities that play a fundamental role in organizing noesis of experience. The processes of retentivity, trouble solving, reasoning, and executive function are used to describe 'how' knowledge develops. The article concentrates on the period from infancy to center childhood when cognition undergoes substantial change.

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Middle Babyhood

Robert M. Kliegman Physician , in Nelson Textbook of Pediatrics , 2020

Cognitive Development

The thinking of early on elementary school-age children differs qualitatively from that of preschool children. In place of magical, egocentric, and perception-jump cognition, school-age children increasingly employ rules based on observable phenomena, factor in multiple dimensions and points of view, and interpret their perceptions using concrete laws. Piaget documented this shift from preoperational toconcrete (logical)operations. When 5 twelvemonth olds watch a ball of clay beingness rolled into a snake, they might insist that the serpent has "more" because it is longer. In dissimilarity, vii yr olds typically reply that the ball and the serpent must weigh the same considering zip has been added or taken away or because the snake is both longer and thinner. This cerebral reorganization occurs at dissimilar rates in different contexts. In the context of social interactions with siblings, young children often demonstrate an ability to understand alternate points of view long before they demonstrate that ability in their thinking almost the physical globe. Agreement time and infinite constructs occurs in the later part of this period.

The concept ofschool readiness has evolved. The American University of Pediatrics recommends following an "interactional relational" model in which the focus is on the child, the surround, and the resulting interactions. This model explicitly asserts that all children tin can learn and that the educational process is reciprocal between the child and the school. Information technology is developmentally based, recognizing the importance of early experiences for after evolution. Rather than delaying school entry, high-quality early-educational activity programs may exist the key to ultimate school success.

School makes increasing cognitive demands on the child. Mastery of the elementary curriculum requires that many perceptual, cognitive, and language processes work efficiently (Tabular array 25.ane), and children are expected to attend to many inputs at in one case. The 1st 2-iii yr of elementary school are devoted to acquiring the fundamentals: reading, writing, and bones mathematics skills. Past 3rd grade, children need to be able to sustain attention through a 45 min menstruum, and the curriculum requires more circuitous tasks. The goal of reading a paragraph is no longer to decode the words, but to sympathize the content; the goal of writing is no longer spelling or penmanship, but composition. The book of piece of work increases forth with the complexity.

Cerebral abilities interact with a wide array of attitudinal and emotional factors in determining classroom performance. These factors includeexternal rewards (eagerness to please adults and approval from peers) andinternal rewards (competitiveness, willingness to work for a delayed reward, belief in one's abilities, and ability to risk trying when success is non ensured). Success predisposes to success, whereas failure impacts self-esteem and reduces cocky-efficacy, diminishing a child'due south ability to take future risks.

Cerebral Evolution

D.P. Keating , in Encyclopedia of Adolescence, 2011

Introduction

Systematic research on cerebral development during the adolescent years began in earnest in the 1960s, sparked past the seminal 1958 piece of work of Jean Piaget and Barbel Inhelder on The Growth of Logical Thinking from Childhood to Adolescence. Embedded in Piaget'southward encompassing structuralist framework, this groundbreaking work focused on the development of propositional logic, which was regarded every bit the developed, mature class of logical reasoning. In Piagetian theory, the evolution of formal operations was identified as the fourth and final stage of logical evolution, following the before developmental periods of sensorimotor, preoperational, and concrete operational thinking.

Given the breadth and depth of the Piagetian theory of formal operations, it is unsurprising that an all-encompassing array of inquiry was conducted in the ensuing years, generating a great deal of descriptive information on how the thinking of adolescents differed from both children and adults. Much of the focus of this research was on testing explicit or implicit empirical claims embedded in the wide theory of formal operations. Several distinct but overlapping phases emerged as this piece of work progressed, representing a serial of theoretical contrasts.

The commencement phase can be characterized every bit a focus on testing the claims of the theory of formal operations, request questions such as: How different are adolescents and children, or adolescents and adults, on operation of logical tasks? At what ages do shifts in logic chore operation sally, and in what sequence do the observed changes sally? What boosted factors have an impact on logic chore functioning, including content noesis or the context of cess?

This intensive exploration of the theory of formal operations led to 4 wide outcomes that are noted here and described in more than detail later in this article. First, over time, a general consensus emerged that the theory of formal operations, construed as a set of testable empirical claims about the course of logical evolution, or cognitive development more broadly, during adolescence, was not supported in a number of cardinal means. 2nd, in pursuing this research agenda, important findings about key characteristics of adolescent thinking were sufficiently replicated to afford substantial conviction in them. Third, competing theoretical formulations arose, challenging the centrality of shifts in logical construction equally the driving force of cognitive development, both in full general and during adolescence in particular. In response, arguments were advanced in defense force of the general theory of formal operations, including the assertions (a) that the theory was broader than the narrow set of specific empirical claims that had been tested and found wanting and (b) the view that although the claims may exist incorrect on some specifics, the overall systems theory remains valuable. Finally, the topic of scientific reasoning, closest to the empirical tasks adult past Inhelder and Piaget, connected to develop in always more complex ways, even as information technology became less attached to the specifics of formal operations theory.

Research arising from approaches that competed with formal operations theory tin be viewed equally comprising the second major phase of systematic inquiry on adolescent cognitive development. Iii major areas of inquiry in this 2nd phase of theoretical competition tin exist identified and are besides described in more particular later in this article: cognitive science models, in particular, human information processing models; expertise and knowledge-focused models; and approaches emphasizing the limits of rationality, arising from a range of dual process models, including the interactive office of socioemotional context with cognitive processing ('hot vs. cold' cognition), the stardom betwixt heuristic and analytic cerebral processing, and increasingly brain-based analyses, peculiarly focused on the relations betwixt the neural substrates for prefrontal cortex activity and activity in the limbic system, both functionally and in the pace of evolution. Although arising from different enquiry traditions, these varied dual process models have much in common, and this overlap is described in the section on integrative approaches later on in the article.

A parallel line of inquiry, standing outside much of the theoretical back-and-forth about formal operations and competing theoretical models of cognitive evolution, has focused on the evolution of cognitive abilities and achievement during adolescence. Cross-over between cognitive and psychometric (mental measurement) approaches to adolescent functioning has been relatively rare, only the cardinal practical importance of psychometric assessment for influencing future developmental pathways, peculiarly with respect to college education, is hard to enlarge. A carve up treatment of boyhood enquiry on this topic appears later on in this commodity.

The third, gimmicky phase of research on adolescent cognitive development is characterized by ii broad research themes, as well noted hither and elaborated later in this article. The beginning impetus tin can exist viewed every bit a bulldoze toward integration of different models of adolescent cerebral development, based on research findings that have not supported theories focusing on particular cognitive functions as the central, encompassing explanation. Increasingly, one key test of the value of integrative approaches is the degree to which they are compatible with a growing understanding of the specifics of encephalon development during adolescence. Information technology is of import, though, to distinguish this from reductionist models that view cognitive development every bit fully explainable by neural developments. The 2d impetus in contemporary research is a deepening concern about the implications for policy and practice arising from our understanding of adolescent cognitive evolution. Three especially noteworthy topic areas in which cognitive development has had notable influence include public health, where injury or death arise in the second decade of life about frequently due to excessive adventure taking or behavioral misadventure; driving safe, in which the role of expertise and its interaction with the socioemotional context are securely implicated; and juvenile justice, where mitigation based in function on cerebral immaturity has become a central concern in recent court findings, in the United States, Canada, and elsewhere. Although space constraints exercise not permit an extended review of these or other examples, it is clear that an agreement of adolescent cognitive development is increasingly of import for a wide range of issues in policy and practice.

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Adolescent Physical and Social Evolution

Robert Grand. Kliegman MD , in Nelson Textbook of Pediatrics , 2020

Neurologic, Cognitive, and Moral Evolution

As children progress through boyhood, they develop and refine their ability to use formal operational thought processes. Abstruse, symbolic, and hypothetical thinking replaces the demand to dispense concrete objects. Middle and late adolescents develop the ability to consider multiple options and to appraise the long-term consequences of their actions. The capacity for exact expression is enhanced. Since adolescents' controlling and subsequent behaviors are the primary determinants of their mortality and morbidity, agreement these cerebral processes is of critical importance.

Both structural and functional brain development continue throughout adolescence. Cortical gray matter volume peaks in preadolescence, and so decreases considering of selective "pruning" of rarely used synaptic connections. Cerebral white matter book increases until mid-to-tardily adolescence, reflecting increasing myelination and subsequent facilitation of integrated encephalon activity and more efficient transmission of information between unlike regions of the brain, enhancing the "betoken-to-noise" ratio. Although the frontal lobes and prefrontal cortex, regions of the brain associated with executive function, have been considered to be amongst the last regions to mature, other cortical regions show similarly prolonged trajectories of maturation. Without question, adolescents are capable of the circuitous cognitive processes attributed to frontal lobe function.Cognitive control, however, continues to ameliorate into adulthood, with progressive maturation andintegration of component processes such as working retentivity, inhibition and impulse control, operation monitoring, and motivational circuitry.

The behavioral correlates of adolescent neurodevelopment remain speculative but are increasingly supported by a chop-chop expanding torso of research. Adolescents appear to demonstrate a unique sensitivity to the effects of dopamine on reward-relevant subcortical structures such as the ventral striatum, with some studies demonstrating increased activation in this region when receiving rewards, relative to children or adults. Other studies show reduced responsiveness to aversive stimuli in adolescents. This altered responsiveness to hazard vs reward may underlie the increased take a chance taking and novelty seeking seen in adolescents. Early maturation and singled-out patterns of neural reactivity in the amygdala and other limbic structures may explicate the strong role that social and emotional stimuli play in adolescents, overwhelming the frontal executive function systems that facilitate the estimation and regulation of those social and emotional experiences. This may explicate why adolescents are more likely to make poor decisions in highly emotionally charged situations, relative to mature adults. These "hot cognition" processes may result in the adolescent making a different decision in the context of a strong affective experience than he or she would in a less emotional country ("absurd cognition"). These 2 types of cognitive processes may non develop at the same rate; the boyish may exist able to utilize higher brain structures and functions more finer when in states of lower emotional arousal.

Cognitive Development

C.D. Vallotton , 1000.W. Fischer , in Encyclopedia of Infant and Early Childhood Evolution, 2008

Developmental webs

A better metaphor than the ladder is the web of individual development, in which an individual kid moves concurrently along multiple strands in different skill domains. Cognitive development encompasses many different skills developing at different rates along diverse trajectories toward unique developmental endpoints, and interacting and integrating with i some other to produce complex beliefs. The web metaphor portrays cognitive evolution as the complex constructive procedure that it is, moving along independent strands that tin can exist linked. Indeed the web only begins to capture the complexity of development, which also involves movement up and down along strands and influences between strands. In general, (one) skills vary within a range along a strand, not just at a single level or footstep; (2) links between domains of development (i.e., social and cognitive evolution, or neurological and cognitive development) exert bidirectional influence on one another and help to explicate the dynamic nature of evolution; and (3) development involves not only frontward progression along a strand but also moving backward along a strand in order to solidify the strand or reshape before skills to create a new skill. This article describes several strands of cognitive evolution, including infants' developing understanding of physical principles, numeracy, and perspective taking. The focus on the strands for these domains grounds understanding of the developmental process, which is always based in children's specific deportment in particular situations ( Figure one ).

Figure 1. Developmental spider web showing two levels emerging in 3 domains. Intra-individual development of domains occurs along independent but intersecting strands, while emergence of new levels corresponds across domains. Adapted from Fischer KW and Bidell TR (1998) Dynamic evolution of psychological structures in action and thought. In: Damon W and Lerner RM (eds.) Handbook of Child Psychology. Vol. 1: Theoretical Models of Human Development, fifth edn., pp. 467–561. New York: Wiley.

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Lifelong Learning and its Support with New Media: Cultural Concerns

G. Fischer , in International Encyclopedia of the Social & Behavioral Sciences, 2001

Come across as well:

Adult Cognitive Development: Mail service-Piagetian Perspectives; Adult Development, Psychology of; Adult Education and Training: Cerebral Aspects; Cognitive Development: Learning and Educational activity; Discovery Learning, Cerebral Psychology of; Education in Old Age, Psychology of; Educational Learning Theory; Environments for Learning; Explanation-based Learning, Cognitive Psychology of; Intelligence, Prior Noesis, and Learning; Learning from Text; Learning Theories and Educational Paradigms; Lifespan Theories of Cognitive Evolution; Motivation, Learning, and Instruction; Self-regulated Learning; Technology-supported Learning Environments; Transfer of Learning, Cerebral Psychology of

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Adolescence

F.K. Sessa , in Encyclopedia of Mental Health (Second Edition), 2016

Cognitive Development

Cognitive evolution represents changes in one's ability to recollect, reason, and extract meaning from experiences encountered in multiple contexts and social relationships. Because growth in this domain of functioning provides the foundation for evolution in nigh all other areas of development, it is i of the almost important to empathize and emphasizes the need for an integrative study of adolescent development. For example, the cognitive capacity for self-reflection is central to how adolescents reply to the biological changes of puberty and to the ability to explore and create an identity that is at the core of ane'southward sense of self. Cognitions associated with perspective-taking are also necessary for empathy and other socioemotional expressions that are linked to healthy social relations.

Seminal theories in this domain (e.g., Piaget'due south theory and Kohlberg's theory) have used a linear, stage perspective to describe cognitive development. These theories outline the stages of evolution whereby cognitive processes move from concrete and dichotomous thinking to the capacity to engage in abstract thinking that takes into consideration the future consequences of decisions. This perspective on adolescent cerebral development is incomplete, failing to consider at to the lowest degree two core concepts. Offset, a distinction betwixt cognitive development and cognitive competence must be made. Cognitive evolution represents the acquisition of the skill ready associated with higher-level thinking. Cerebral competence is the ability to apply one'southward cognitive skills effectively to make good decisions and prove maturity in judgment. Adolescents may possess the cerebral reasoning skills needed to make mature decisions near whether to drink or apply drugs or engage in other risky behaviors, just they may not have the chapters to act on those decisions, showing a lack of competence in using their advanced skill gear up. Further, cerebral competence is linked to other domains of functioning. In this example, although an boyish may have the reasoning skills to understand the risks associated with a item behavior, southward/he may not give bear witness of using those skills in the determination-making process because of the negative social consequences of choosing non to appoint in that behavior (due east.k., social rejections). Explanations for asynchronicity between cognitive development and cognitive competence in adolescence demand further study. It is possible that adolescents demand more practice with their cerebral skill gear up to achieve cerebral competence. It is too possible that immaturity in boyish encephalon evolution could contribute to an adolescent'south disability to utilise their cognitive skills consistently or finer.

2d, stage theories of cerebral development do not accost individual differences well, disposed to assume developmental uniformity. Not only is at that place variation in the timing of when adolescents movement toward mature cognitive development, simply in that location are also differences in the degree to which individuals are able to master specific cognitive skills. For example, Gardner (2011) describes a theory of multiple intelligences: verbal/linguistic, logical/mathematical, spatial, musical, torso-kinesthetic, and personal intelligences, and Sternberg (2003) describes a triarchic theory that includes iii expressions of intelligence: analytical, creative, and practical. Although it is possible that some individuals may possess high levels of cerebral functioning in each of the different types of intelligence, most will evidence relative strengths and weaknesses in their attainment of the cognitive skills associated with each of the intelligences. It should be noted, all the same, that no single type of intelligence is meliorate than another. Rather, it is more than important to help an adolescent find a match between how their learning surroundings presents new information and their unique strengths across these types of intelligence.

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Boyhood

William Garrison , Marianne Eastward. Felice , in Developmental-Behavioral Pediatrics (Quaternary Edition), 2009

Transition from Concrete to Abstract Conceptualization

Cerebral development is a primal component of boyhood and is described in more item later in this chapter. Briefly, in terms of the described growth tasks, cognitive development is differentiated across the three phases of adolescence. A young adolescent thinks more concretely with express abilities for brainchild; this has implications for health professionals who are taking a history from a 12-year-erstwhile in early adolescence. If a clinician wishes to notice if a immature teenage girl has been sexually active, it may non be wise to ask, "Accept you ever slept with a boy?" The answer, yes or no, may take nothing to do with sexual intercourse, but sleeping. Teens in mid adolescence have a greater capacity for abstraction and are usually more than capable of introspection; mid adolescents tin think nearly thinking. This is a giant step in mental development, and some teens go fascinated with this newfound intellectual tool. This aspect of boyhood may exist some other factor contributing to the self-centered behavior of teenagers in mid adolescence.

Teenagers in tardily boyhood are oftentimes capable of stretching their mental faculties immensely. Solutions to many problems are often thought through in cracking detail, simply older teens oftentimes have a rigid value arrangement that may limit their problem solving skills. Artistic achievement may be quite remarkable at this age, particularly in the arts. The social implications of the cognitive development of late adolescents are many. Older adolescents tin exist very interesting and avid conversationalists with opinions on every outcome. In improver, adolescents at this stage of evolution can now see a host of alternatives to parents' directions and may promptly point these out to a beleaguered mother or father.

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Respectful Interaction

Amy Haddad PhD, RN , ... Ruth Purtilo PhD, FAPTA , in Health Professional person and Patient Interaction (9th Edition), 2019

Human Development

Development tin can be discussed in domains of human operation: cognitive, affective, and psychomotor or through standardized linguistic communication/classification systems of man function and abilities such as the International Classification of Function, Disability and Wellness (ICF) adult past the World Health Organization. 10 The ICF dimensions of functioning and disability are body structure and function, activities and participation, and personal and environmental factors. We volition focus primarily on cognitive development considering it entails how a person perceives, thinks, and communicates thoughts and feelings. Time is as well spent on psychosocial development because of the profound impact this has on the health professional'south interactions with patients.

Cognitive Development

Cognitive evolution is a manner of addressing the way a kid learns to recall, reason, and employ language, which are vital to the kid'southward overall growth and development. eleven Traditionally, health professionals accept based their interventions with children on the stages of cerebral development described by Jean Piaget (1896–1980). 12 Piaget's theory is a logical, deductive explanation of how children call back from infancy through adolescence. Piaget described the earliest stage of cognitive development as sensorimotor. At this stage, infants take in a great deal of information through their senses. Tactile and verbal stimulation and auditory and visual cues tin have positive, long-range results. The early beginnings of cerebral development can be stimulated by talking to the infant and by face up-to-face interactions (Fig. xi.1).

Piaget labeled the cognitive abilities of toddlers preoperational. Toddlers learn to retrieve and empathize by edifice each new experience upon previous experiences. Miller 13 summarized Piaget's depiction of the cognitive stage of toddlers in terms of egocentrism (seeing the world from a "me-only" viewpoint), rigidity of idea ("Mom is always right"), and semilogical reasoning ("My dog died because I was a bad male child"). Children in this stage are confused about cause and effect, fifty-fifty when it is explained to them, and recall in terms of magic (e.k., wishing something makes it so). However, more current researchers refute Piaget's beliefs and claim that he may have underestimated the cognitive abilities of toddlers. These researchers suggest that children have far more potential to empathise circuitous illness concepts than they have previously been given credit for. fourteen Thus some toddlers tin can appreciate the perspective of another and adapt their beliefs accordingly. Others propose that, rather than viewing the toddler as incapable of thinking a certain mode, one should view him or her every bit a novice. Children have much less life feel than adults. Thus, when children gain experience through chronic illness, for example, or perform tasks involving their ain expertise, they can demonstrate adult-like operation and more sophisticated thinking and reasoning. 15 The debate in cognitive evolution is ongoing. For example, researchers in the field of evolutionary developmental psychology consider genetic and ecological mechanisms, as well as the effect of cultural contexts. They have recently added their voices to discussions regarding early childhood brain development. xvi-18 The insights of diverse developmental theorists are important to explore because they have direct implications for how best to work with young children.

As with cognitive development, there are numerous stage/phase theories virtually psychological and social development. Development, seen this way, is a process or movement. "Movement from potentiality to actuality occurs over time and in the direction of growth and progress. It is non surprising, then, that most conceptualizations of development contain the notion of improvement—of 'ameliorate' more than integrated ways of functioning." 19

Almost all theories stress the importance of bonding or forming attachments every bit the principal developmental chore. No one has done more to promote this idea than Erik Erikson, a psychologist who, in the 1950s and 1960s, proposed eight stages of psychosocial development. 20 According to his theory, the development of trust introduced in Chapter 2 as fundamental to the effective patient and health professional human relationship is one of the tasks facing the child in all relationships. He or she is engaged in a process that will affect the power to engage in respectful interaction with anybody. During infancy, the child is introduced to trust and begins to experience (or to not experience) its power.

The psychosocial evolution of the toddler involves acquiring a clearer sense of himself or herself that is separate from that of the primary caregiver, becoming involved in wider social relationships, gaining self-control and mastery over motor and verbal skills, and developing independence and a cocky-concept. Later in this chapter, we consider specific examples of how you can effectively interact with infants, toddlers, and preschoolers by anticipating the developmental tasks specific to their age group. Withal, a caveat about relying on developmental stages is that information technology is hard to place a kid in a specific stage solely based on chronological age. Behaviors occur in context, and the surround or chore-specific demands can change function during that procedure.

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