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Full-Text Articles in Developmental Psychology

The Role Of Accuracy In Children’S Judgments Of Experts’ Knowledge., Allison J. Williams May 2022

The Role Of Accuracy In Children’S Judgments Of Experts’ Knowledge., Allison J. Williams

Electronic Theses and Dissertations

Children prefer to trust people with expertise and people who are accurate. Because experts make mistakes and give incorrect information (e.g., predictions and diagnoses), this dissertation explores children’s judgments of knowledge for experts who provide inaccurate information. Across two studies, 6- to 9-years-olds (N = 160) were introduced to two experts in different domains (doctor and mechanic) and rated how much each expert knows about their relevant domain. Then, over four consecutive trials, participants heard one expert give inaccurate answers to easy questions in their domain. After each trial, children explained why they believed the expert gave inaccurate answers …


Early Mathematical Abilities Of 48-Month-Old Children With Williams Syndrome., Jenna N. Tinnell May 2022

Early Mathematical Abilities Of 48-Month-Old Children With Williams Syndrome., Jenna N. Tinnell

College of Arts & Sciences Senior Honors Theses

Williams syndrome (WS) is a genetic neurodevelopmental disorder associated with relative strengths in concrete vocabulary, nonverbal reasoning, and verbal short-term memory and considerable weaknesses in visuospatial construction and relational language. While the cognitive profile of WS has been studied extensively, there have been few studies of the early mathematical abilities of children with WS and the cognitive predictors of these abilities. The purpose of this study was to describe the early mathematical abilities of 48-month-olds with WS and determine the concurrent cognitive predictors of these abilities. The Differential Ability Scales–second edition (DAS-II) was used to determine cognitive and mathematical abilities …


Literacy Abilities Of Children And Adolescents With Williams Syndrome., Caroline Greiner De Magalhaes Dec 2021

Literacy Abilities Of Children And Adolescents With Williams Syndrome., Caroline Greiner De Magalhaes

Electronic Theses and Dissertations

In this dissertation I report findings from two studies of the literacy abilities of children with Williams syndrome (WS), a genetic disorder associated with intellectual disability. I had two overarching goals: 1) evaluate the applicability of theories of reading and spelling acquisition developed based on typically developing children to children with WS; and 2) provide results that would inform the development of targeted assessments and interventions. In Study 1, individual differences in phonological awareness, visual spatial perception, vocabulary, overall intellectual abilities, and reading instruction approach (systematic phonics vs. other approaches) for sixty-nine 6 – 7-year-olds (most of whom were in …


The Relations Between Maternal Language Input And Language Development For Children With Williams Syndrome., Katarina L. Mayer May 2021

The Relations Between Maternal Language Input And Language Development For Children With Williams Syndrome., Katarina L. Mayer

College of Arts & Sciences Senior Honors Theses

For typically developing (TD) children, maternal language input (MLI) is an important contributor to early language development. Until now, possible relations between MLI and language development for children with Williams syndrome (WS), a genetic neurodevelopmental disorder associated with language delay and intellectual disability, have not been addressed. The aim of the present study was two-fold: to examine concurrent relations between MLI and child language abilities at 24 months and to determine if individual differences in MLI and children’s lexical and cognitive abilities at 24 months make significant unique contributions to the variance in child language abilities at 48 months for …


Language Ability And Concurrent Predictors Of Pragmatic Communication In Children With Williams Syndrome Or 7q11.23 Duplication Syndrome., Amanda G. Harmon Dec 2020

Language Ability And Concurrent Predictors Of Pragmatic Communication In Children With Williams Syndrome Or 7q11.23 Duplication Syndrome., Amanda G. Harmon

Electronic Theses and Dissertations

The present project examined the language abilities of children with two reciprocal neurogenetic disorders: Williams syndrome (WS), which is caused by a hemideletion of 26 - 28 genes on chromosome 7q11.23, and 7q11.23 duplication syndrome (Dup7), which results from an extra copy of the same 26 - 28 genes. Appraising the language of children with WS and Dup7 helps in understanding the communication difficulties they encounter. There were three research goals. The first was to determine the overall level of language and communication ability as measured by the Children’s Communication Checklist-2 (CCC-2; Bishop, 2006) for each syndrome, relative to chronological …


Mechanisms Responsible For The Development Of Causal Perception In Infancy., Nicholas A. Holt Aug 2016

Mechanisms Responsible For The Development Of Causal Perception In Infancy., Nicholas A. Holt

Electronic Theses and Dissertations

The aim of the current dissertation was to investigate the mechanisms that contribute to the emergence of causal perception in infancy. Previous research suggests that the experience of self-produced causal action may be necessary to promote the development of causal perception (Rakison & Krogh, 2012). The goal of the current study was two-fold: (1) to further explore the roles of self-produced action, haptic, proprioceptive and visual information, and parental interaction on young infants’ understanding of causality. To assess the impact of these factors on infants’ causal learning, 4½-month-olds were randomly assigned to one four conditions. Three of the conditions (Active …


Fetal Alcohol Spectrum Disorders : Identifying Family Factors, Characterizing Child Behaviors, And Evaluating A Parent Education Program., Lauren B. Davis May 2013

Fetal Alcohol Spectrum Disorders : Identifying Family Factors, Characterizing Child Behaviors, And Evaluating A Parent Education Program., Lauren B. Davis

College of Arts & Sciences Senior Honors Theses

Fetal Alcohol Spectrum Disorders (FASD) refers to the group of conditions that results when a developing fetus is exposed to alcohol and is considered one of the leading causes of mental retardation and birth defects in the United States. Children with FASD typically have emotional and behavioral disabilities as well as poor academic functioning. Few empirically supported programs have been specifically designed for parents of children FASD. The present work aimed to evaluate a new FASD intervention and to identify characteristics of families raising a child with FASD. Thirty-one families with children ranging from 2 to 11 years of age …