Rebecca Bull

Rebecca Bull
Macquarie University · School of Education

PhD Psychology

About

103
Publications
94,908
Reads
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9,081
Citations
Introduction
Interests in numerical cognition, early numeracy development, and the impact of home and school environments on the development of mathematical skills, and the development of executive functioning and self regulation skills. Started my new position as Professor of Numeracy at Macquarie University in March 2019. If you are a prospective PhD student or an early career researcher interested in numeracy (anything from experimental/neuro studies with adults, to early development of numeracy skills, to environmental impacts and educational intervention for numeracy difficulties), please feel free to drop me a message. I have a couple of positions available to support the set up of a new lab at Macquarie Uni.
Additional affiliations
January 2000 - November 2011
University of Aberdeen
Position
  • Senior Lecturer
Description
  • Lecturer, Senior Lecturer, and Reader
December 2011 - November 2018
Nanyang Technological University
Position
  • Senior Researcher
Description
  • Senior and Principal Education Research Scientist

Publications

Publications (103)
Article
Purpose This paper describes the development of the WECARE cross-national research alliance for investigating early childhood educators’ wellbeing, and details the experiences of some of WECARE’s 17 members. Design/methodology/approach The paper explores and situates the WECARE team’s experiences within extant literature on cross-national and coll...
Preprint
Arithmetic skills – the ability to add, subtract, multiply, and divide – are the building blocks of mathematics. Poor arithmetic skills can lead to poor job prospects and life outcomes. It is thus important to investigate the development of arithmetic skills. What constitute the foundations for arithmetic skills? When do they develop? Previous stud...
Article
Full-text available
Early childhood educators’ work, especially with children and families experiencing vulnerability, is complex, highly skilled, and can place significant psychological burdens on educators. This may adversely affect educators’ well-being and contribute to the high levels of attrition seen globally. This article reports on an evaluation of a clinical...
Article
This study aimed to examine (1) the psychometric properties of The Teachers’ Sense of Efficacy Scale (TSES) in early childhood (EC) preservice (N = 202) and in-service (N = 182) teachers, and (2) the effect of teaching experience on efficacy beliefs. Findings indicated that EC teachers’ efficacy beliefs were best represented by a bifactor model (i....
Article
This systematic review examines which domain-specific numeracy skills in the first year of formal schooling most reliably predict achievement in mathematics during primary school. Longitudinal studies that assessed domain-specific skills in the first year of formal schooling and mathematical outcomes at a later grade in primary school were included...
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Functional neuroimaging serves as a tool to better understand the cerebral correlates of atypical behaviors, such as learning difficulties. While significant advances have been made in characterizing the neural correlates of reading difficulties (developmental dyslexia), comparatively little is known about the neurobiological correlates of mathemat...
Preprint
Research on math difficulties has largely focused on identifying risk factors, but less attention has been given to identifying resilience mechanisms. In this study, we examined the potential promotive and protective effects of cognitive skills, motivation, and parental factors on arithmetic skills in Grade 6 in a large Finnish sample (n = 2,518)....
Article
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There is ongoing debate regarding what performance on the number line estimation task represents and its role in mathematics learning. The patterns followed by children’s estimates on the number line task could provide insight into this. This study investigates children’s estimation patterns on the number line task and assesses whether mathematics...
Article
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Objective: Analyse the linguistic and numerical complexity of COVID-19-related health information communicated from Australian national and state governments and health agencies to national and local early childhood education (ECE) settings. Methods: Publicly available health information (n = 630) was collected from Australian national and state...
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Number line estimation has been found to be strongly related to mathematical reasoning concurrently and longitudinally. However, the relationship between number line estimation and mathematical reasoning might differ according to children’s level of performance. This study investigates whether findings from previous studies that show number line es...
Article
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This study recruited 428 Singaporean children at risk of math learning difficulties (MLD; Mage = 83.9 months, SDage = 4.35 months; 41% female). Using a factor mixture model that considered both quantitative and qualitative differences in math ability, two qualitatively different groups were identified: one with generalized difficulties across diffe...
Article
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Executive functions (EFs) correlate positively with many developmental outcomes, and ecologically valid measures of EFs may be more predictive of some outcomes than performance-based measures. Accordingly, there is a need to evaluate short EF rating scales, such as the Behavior Rating Inventory of Executive Function-2nd Edition Screener, Teacher Re...
Article
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Workplace bullying in the early childhood education and care (ECEC) sector is a pervasive and significant issue in Australia and globally. Workplace bullying can negatively impact early childhood professionals’ mental health, contributing to staff turnover and attrition. Given the current, and predicted, future shortages of ECEC staff, it is critic...
Article
Early childhood educators are key to delivering early childhood education and care (ECEC) for the benefit of children, their families and society alike. For the benefits of ECEC to be realised, however, the educators who deliver these services need to be well. Despite growing attention to attracting and retaining a high-quality early childhood work...
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This paper details the research design of a multidisciplinary, multi-method, collaborative research project investigating health communication from the experiences of the early childhood education (ECE) sector during the COVID-19 pandemic. With the rapidly evolving pandemic, the ECE sector was instantly tasked with expanding their required health p...
Article
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Contemporary approaches suggest that emotions are shaped by culture. Children growing up in different cultures experience culture-specific emotion socialization practices. As a result, children growing up in Western societies (e.g., US or UK) rely on explicit, semantic information, whereas children from East Asian cultures (e.g., China or Japan) ar...
Chapter
Arithmetic skills – the ability to add, subtract, multiply, and divide – are the building blocks of mathematics. Poor arithmetic skills can lead to poor job prospects and life outcomes. It is thus important to investigate the development of arithmetic skills. What constitute the foundations for arithmetic skills? When do they develop? Previous stud...
Article
Full-text available
Although it is thought that young children focus on the magnitude of the target dimension across ratio sets during binary comparison of ratios, it is unknown whether this is the default approach to ratio reasoning, or if such approach varies across representation formats (discrete entities and continuous amounts) that naturally afford different opp...
Article
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We explored the challenges, limitations, and potential effectiveness of a large-scale computerized working memory and numeracy intervention in the classroom with children at risk of mathematical learning disabilities (n = 428, Mage = 83.85 months, 41% female). Children were assigned to four different treatment protocols (working memory [WM], workin...
Chapter
Throughout the COVID-19 crisis, early childhood education and care (ECEC) services in Australia have been essential to enable parental workforce participation. Australia’s swift and effective management of the pandemic has been held in high regard around the world. However, what toll has the pandemic taken on educators? The aims of this study were...
Article
In this study (n = 1000, Mage at K1entry = 53.4 months, SD = 3.4; 53% females), we investigated the contributions of the family socioeconomic status (SES; maternal education and an income-related measure) and number and age of siblings to the development of children's math, reading, and working memory (WM) updating skills over the kindergarten year...
Article
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Behavioral regulation supports children to control their cognitive and emotional skills and participate fully in classroom learning and interactions. Teacher ratings are frequently used to collect data but are highly susceptible to the teacher's response bias, meaning much child level variance is attributable to the teacher level. Multilevel modeli...
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Existing research has mainly examined the role of cognitive correlates of early reading and mathematics from a stationary perspective that does not consider how these skills unfold and interact over time. This approach constraints the interpretation of cross-domain associations and the specificity of domain-specific covariates. In this study, we di...
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Childhood socioeconomic status (SES) is strongly predictive of math achievement in early childhood and beyond. In this study, we aimed to further our understanding of the mechanisms underpinning the SES-achievement gap by examining whether two aspects of self-regulation—executive functions (EF) and behavioral self-regulation (BSR)—mediate between S...
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The Pre-K Classroom Assessment Scoring System (CLASS) is commonly used to measure three domains of teacher–child interactional quality in preschool classrooms (Emotional Support, Classroom Organization, and Instructional Support). However, there is considerable debate regarding the validity of its three-domain factor structure and the applicability...
Article
The first three years of life are identified as a period where children are primed for mathematical thinking, and a time where significant and critical development occurs. Additionally, mathematical ability in the years before children start school serves as a strong predictor of later achievement. However, many early childhood educators do not rec...
Article
Growing evidence suggests that parents’ practices contribute to their children's cognitive development and that such practices may reflect SES disparities. This study investigated longitudinal interrelations between home mathematics environment (HME), children's math achievement, and two facets of SES (mother's educational attainment and household...
Article
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This study probed the cognitive mechanisms that underlie order processing for number symbols, specifically the extent to which the direction and format in which number symbols are presented influence the processing of numerical order, as well as the extent to which the relationship between order processing and mathematical achievement is specific t...
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The current study examines the relationship between bilingual children's dual language experience (i.e. language input, language output and vocabulary proficiency), and their social-emotional and behavioral skills. Data were analysed from 805 Singaporean bilingual preschoolers (ages 4; 1–5; 8 years), who are learning English and either Mandarin (n...
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Difficulties in mathematics are argued to stem from impairments of a specialized system of numerical magnitude representation. This study investigates whether different measures of numerical magnitude understanding in kindergarten uniquely predict mathematical achievement concurrently and 6 months later, and also examines the relative explanatory o...
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As a result of globalization, kindergarten curriculum frameworks in Asia have been strongly influenced by Western theories, pedagogies, and values. In this paper, we argue that Singapore’s Nurturing Early Learners and Hong Kong’s Kindergarten Education Curriculum Guide present key notions that are inconsistent with cultural values that are deeply r...
Chapter
While in training, teachers are often given feedback about their teaching style by experts who observe the classroom. Trained observer coding of classroom such as the Classroom Assessment Scoring System (CLASS) provides valuable feedback to teachers, but the turnover time for observing and coding makes it hard to generate instant feedback. We aim t...
Article
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The SNARC (spatial-numerical association of response codes) effect is the finding that people are generally faster to respond to smaller numbers with left-sided responses and larger numbers with right-sided responses. The SNARC effect has been widely reported for responses to symbolic representations of number such as digits. However, there is mixe...
Article
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Fostering the development of gross motor (GM) skills is important in itself and beneficial for the holistic development of children. While early childhood curriculum frameworks for GM teaching have been recently articulated, there is limited research on actual pedagogical practices. This study explored GM teaching practices in Singapore Kindergarte...
Article
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Mathematics education researchers and curriculum designers have emphasized the importance of representations in fostering students' mathematical learning. However, most classroom-based studies on representations have focused on primary and secondary levels, and there is limited literature on how preschool teachers integrate representations in regul...
Technical Report
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Formative assessment has been defined as any interaction that generates data on student learning and is used by teachers and students to inform teaching and learning, to address specific student learning difficulties and support learning growth over time. A wide variety of assessment strategies, tools and resources currently exist to support and...
Article
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Mathematics education researchers and curriculum designers have emphasized the importance of representations in fostering students' mathematical learning. However, most classroom-based studies on representations have focused on primary and secondary levels, and there is limited literature on how preschool teachers integrate representations in regul...
Article
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This article explores the correspondence between the vision of play articulated in Singapore's national kindergarten curriculum framework and the play-related pedagogies enacted by teachers on the ground, particularly during Learning Center Time (LCT). Influenced by neo-liberal ways of thinking, the curriculum states that purposeful play is a mediu...
Article
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Many young children spend a significant amount of time each day in preschool settings. It is important to understand how teachers create and maximize opportunities for children’s social and emotional learning (SEL) in the classrooms. This research was conducted in Singapore and explores how SEL is supported by teachers in areas identified in the na...
Article
The extent to which task and notation influence the processing of numerical magnitude is under theoretical and empirical debate. To date, behavioural studies have yielded a mixed body of evidence. Using the case of written number words in English and Chinese, we re-examined this issue. Thirty-nine bilingual participants who showed a balanced profil...
Article
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Although algebra is a prerequisite for higher mathematics, few studies have examined the mathematical and cognitive capabilities that contribute to the development of algebra word problems solving skills. We examined changes in these relations from second to ninth grades. Using a cross-sequential design that spanned 4 years, children from 3 cohorts...
Chapter
Full-text available
By systematically examining six diverse countries, The Early Advantage 1 sheds light on new and exciting approaches to early childhood education and care. Brimming with fresh insights, the text provides concrete examples of successfully implemented strategies and methods that warrant attention from other countries wishing to improve their early chi...
Preprint
The SNARC (spatial numerical associations of response codes) effect is the finding that people are generally faster to respond to smaller numbers with left-sided responses and larger numbers with right-sided responses. The SNARC effect has been widely reported for responses to symbolic representations of number such as digits. However, there is mix...
Preprint
Full-text available
Although algebra is a prerequisite for higher mathematics, few studies have examined the mathematical and cognitive capabilities that contribute to the development of algebra word problems solving skills. We examined changes in these relations from 2nd to 9th grades. Using a cross-sequential design that spanned four years, children from three cohor...
Article
Full-text available
Generally, people respond faster to small numbers with left-sided responses and large numbers with right-sided responses, a pattern known as the SNARC (spatial numerical association of response codes) effect. The SNARC effect is interpreted as evidence for amodal automatic access of magnitude and its spatial associations, as it occurs in settings w...
Article
Full-text available
While preschool educators are currently encouraged to educate young children in and for sustainable development, limited observational research has focused on documenting how sustainability notions are introduced or discussed in preschools. Drawing on a large database of videos of practice, this study describes typical features of conversations abo...
Article
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Compelling research and contemporary early childhood curriculum frameworks have increasingly emphasized the importance of arts education in fostering children’s holistic development. However, there is limited research focused on documenting what arts-related pedagogical practices look like in actual classroom settings, particularly in Asia. Drawing...
Article
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Many children with hearing loss ( CHL ) show a delay in mathematical achievement compared to children with normal hearing ( CNH ). This study examined whether there are differences in acuity of the approximate number system ( ANS ) between CHL and CNH , and whether ANS acuity is related to math achievement. Working memory ( WM ), short‐term memory...
Article
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Enhancing the quality of early childhood education is currently a central goal for many countries. There is widespread agreement that providing preschool teachers with opportunities for professional development (PD) is one of the key ingredients to achieving such a goal. Little is known, however, about the frequency with which preschool teachers en...
Article
Objective: Understanding a child's ability to decode emotion expressions is important to allow early interventions for potential difficulties in social and emotional functioning. This study applied the Rasch model to investigate the psychometric properties of the NEPSY-II Affect Recognition subtest, a U.S. normed measure for 3-16 year olds which a...
Article
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The early childhood sector in Singapore has witnessed vast changes in the past two decades. One of the key policy aims is to improve classroom quality. To ensure a rigorous evaluation of the quality of early childhood environments in Singapore, it is important to determine whether commonly used assessments of quality are valid indicators across dif...
Article
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Contemporary kindergarten curriculum frameworks emphasize the importance of promoting children’s holistic development, thereby focusing on both academic and non-academic learning areas. This exploratory study was conducted with a sample of 123 in-service kindergarten teachers in Singapore. The goals were to investigate the following: (1) how teache...
Article
The Test of Early Mathematics Ability–Third Edition (TEMA-3) is a commonly used measure of early mathematics knowledge for children aged 3 years to 8 years 11 months. In spite of its wide use, research on the psychometric properties of TEMA-3 remains limited. This study applied the Rasch model to investigate the psychometric properties of TEMA-3 fr...
Article
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Children with higher working memory or updating (WMU) capacity perform better in math. What is less clear is whether and how this relation varies with grade. Children (N = 673, kindergarten to Grade 9) participated in a four-year cross-sequential study. Data from three WMU (Listening Recall, Mr. X, and an updating task) and a standardised math task...
Article
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Younger and older adults differ in performance on a range of social–cognitive skills, with older adults having difficulties in decoding nonverbal cues to emotion and intentions. Such skills are likely to be important when deciding whether someone is being sarcastic. In the current study we investigated in a life span sample whether there are age-re...
Article
Background The Strengths and Difficulties Questionnaire (SDQ) assesses behavioural adjustment in children aged 3 to 16 years. To ascertain the appropriateness of the scale for a specific population, it is important to examine whether the distinctiveness of the scale dimensions can be verified empirically.AimsConfirmatory factor analysis was used to...
Article
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In line bisection tasks, adults and children bisect towards the numerically larger of two nonsymbolic numerosities [de Hevia, M. D., & Spelke, E. S. ( 2009 ). Spontaneous mapping of number and space in adults and young children. Cognition, 110, 198-207. doi:10.1016/j.cognition.2008.11.003]. However, it is not clear whether this effect is driven by...
Article
This study sought to examine the construct validity of the Family Outcomes Survey-Revised (FOS-R) in Singapore, describe the extent to which family outcomes of early childhood intervention (ECI) are attained, and obtain caregivers' perception on the extent to which ECI has served their needs. The FOS-R was translated into Chinese (simplified) and M...
Article
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The importance of executive functioning (EF) skills in mathematical achievement is well established, and researchers have moved from just measuring working memory or updating to an inclusion of other EF skills, namely, inhibition and shifting. In this article, we review studies that have taken different approaches to measuring EF (e.g., using singl...
Article
Despite the fact that they play a prominent role in everyday speech, the representation and processing of fixed expressions during language production is poorly understood. Here, we report a study investigating the processes underlying fixed expression production. "Tip-of-the-tongue" (TOT) states were elicited for well-known idioms (e.g., hit the n...
Article
Full-text available
Although early studies of executive functioning in children supported Miyake et al.'s (2000) three-factor model, more recent findings supported a variety of undifferentiated or two-factor structures. Using a cohort-sequential design, this study examined whether there were age-related differences in the structure of executive functioning among 6- to...
Article
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Perspectives on academic and social aspects of children's school experiences were obtained from deaf and hearing children and their (deaf or hearing) parents. Possible differences between (1) the views of children and their parents and (2) those of hearing children and their parents compared to deaf children and their parents were of particular int...
Article
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There is a large body of accumulated evidence from behavioral and neuroimaging studies regarding how and where in the brain we represent basic numerical information. A number of these studies have considered how numerical representations may differ between individuals according to their age or level of mathematical ability, but one issue rarely con...
Article
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There is evidence from the SNARC (spatial-numerical association of response codes) effect and NDE (numerical distance effect) that number activates spatial representations. Most of this evidence comes from tasks with explicit reference to number, whether through presentation of Arabic digits (SNARC) or through magnitude decisions to nonsymbolic rep...
Article
BACKGROUND/STUDY CONTEXT: Social perception may be influenced by the extent to which individuals focus on global, rather than local, detail-based, processing of information about others. Here the authors investigated whether global processing biases relate to successful detection of actions and emotions from point-light biological motion (BM) stimu...
Article
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Exposure to mathematical pattern tasks is often deemed important for developing children's algebraic thinking skills. Yet, there is a dearth of evidence on the cognitive underpinnings of pattern tasks and how early competencies on these tasks are related to later development. We examined the domain-specific and domain-general determinants of perfor...
Article
Older adults often perform poorly on Theory of Mind (ToM) tests that require understanding of others' beliefs and intentions. The course and specificity of age changes in belief reasoning across the adult lifespan is unclear, as is the cause of the age effects. Cognitive and neuropsychological models predict that two types of processing might influ...
Article
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Research indicates that the most commonly held belief about deception is that people avert their gaze when lying. The present study assessed adult age-related differences in both the association between averted gaze and judgments of deception and the strength of the "deceiver stereotype." In Study 1, younger and older adult participants were requir...
Article
Latent variable modeling methods have demonstrated utility for understanding the structure of executive control (EC) across development. These methods are utilized to better characterize the relation between EC and mathematics achievement in the preschool period, and to understand contributing sources of individual variation. Using the sample and b...
Article
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Although mathematical pattern tasks are often found in elementary school curricula and are deemed a building block for algebra, a recent report (National Mathematics Advisory Panel, 2008) suggests the resources devoted to its teaching and assessment need to be rebalanced. We examined whether children's developing proficiency in solving algebraic wo...
Article
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Previous research revealed age differences in following the gaze of others. To date, however, investigations have concentrated on only young faces as target stimuli. The present study explored whether varying the age of target stimuli moderated gaze following in younger and older adults. Overall, older participants showed less evidence of gaze foll...
Article
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Gaze direction influences younger adults' perception of emotional expressions, with direct gaze enhancing the perception of anger and joy, while averted gaze enhances the perception of fear. Age-related declines in emotion recognition and eye-gaze processing have been reported, indicating that there may be age-related changes in the ability to inte...
Article
Lateralization of the brain is strongly influenced by prenatal androgens, with differential exposure thought to account for cognitive sex differences. This study investigated sex and individual differences and relationships between 2D:4D (the ratio of the 2nd to 4th digit [digit ratio] as a proxy indicator of prenatal testosterone exposure), visual...
Article
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The present study investigated age-related changes in the ability to discriminate between distinctions in the emotion underlying enjoyment and nonenjoyment smiles, both when making explicit decisions about feelings of happiness and when making social judgments of approachability. No age differences were found in the ability to discriminate between...
Article
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Previous research has investigated age differences in complex social perception tasks such as theory of mind and emotion recognition, with predominant findings of age-related declines. The present study investigated whether there are also age-related changes in basic aspects of social perception. Individuals’ ability both to detect subtle differenc...
Chapter
This chapter examines recent findings about the development of numerical cognition in hearing individuals to understand the observed lag in arithmetical and mathematical performance of deaf children and adults. It discusses how the information processing strategies of deaf individuals may influence the learning, representation, and retrieval of num...
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