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Dive into the research topics where Jonathan M. Campbell is active.

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Featured researches published by Jonathan M. Campbell.


Journal of Autism and Developmental Disorders | 2009

Teachers’ Peer Buddy Selections for Children with Autism: Social Characteristics and Relationship with Peer Nominations

Jennie N. Jackson; Jonathan M. Campbell

We examined social and behavioral characteristics of children selected by their teachers to serve as peer buddies for a child with autism. Thirty-one general education teachers and 576 children from five public elementary schools completed social status, behavioral, and peer buddy nomination measures. When compared to non-selected students, teacher selected buddies were: (a) more often boys, (b) popular, and (c) viewed as prosocial leaders by their peers. Agreement between teacher and peer nominations of social status and behavioral characteristics ranged from low to high; agreement between teacher and peer selected buddies was moderate.


Journal of Autism and Developmental Disorders | 2011

Middle School Students' Knowledge of Autism.

Jonathan M. Campbell; Brian D. Barger

Authors examined 1,015 middle school students’ knowledge of autism using a single item of prior awareness and a 10-item Knowledge of Autism (KOA) scale. The KOA scale was designed to assess students’ knowledge of the course, etiology, and symptoms associated with autism. Less than half of students (46.1%) reported having heard of autism; however, most students correctly responded that autism was a chronic condition that was not communicable. Students reporting prior awareness of autism scored higher on 9 of 10 KOA scale items when compared to their naïve counterparts. Prior awareness of autism and KOA scores also differed across schools. A more detailed understanding of developmental changes in students’ knowledge of autism should improve peer educational interventions.


Autism | 2017

An international review of autism knowledge assessment measures

Ashley J. Harrison; Mylissa M Slane; Linh Hoang; Jonathan M. Campbell

Autism spectrum disorder-specific knowledge deficits contribute to current disparities in the timing and quality of autism spectrum disorder services throughout the United States and globally. This study conducted a systematic review of Western and International literature to examine measures used to assess autism spectrum disorder knowledge. This review identified 44 unique autism spectrum disorder knowledge measures across 67 studies conducted in 21 countries. Measures used in each study were evaluated in terms of psychometric strength. Of the 67 studies reviewed, only 7% were rated as using a measure with strong psychometric support compared to 45% that were rated as using a measure with no reported psychometric support. Additionally, we examined content overlap and subdomains of autism spectrum disorder knowledge assessed (e.g. etiology, symptoms) and cross-cultural adaptation procedures utilized in the field. Based on these findings, the need for a cross-culturally valid and psychometrically sound measure of autism spectrum disorder knowledge is discussed and recommendations for improving current assessment methods are presented, including suggestions for measure subdomains.


Exceptional Children | 2015

What Does Research Say About Social Perspective-Taking Interventions for Students With HFASD?

Candice Southall; Jonathan M. Campbell

The term theory of mind (ToM) was introduced by Premack and Woodruff as the ability to infer mental states of others. Many researchers believe that social deficits seen in children with autism spectrum disorders (ASD) are directly linked to deficits in ToM or the inability to realize that others’ perspectives are different from their own, decreasing social understanding. The present review examines the empirical research of effectiveness of interventions targeting social perspective-taking skills for high-functioning individuals with ASD. Twelve studies have been published since the year 2000. Results indicate that perspective-taking skills can be taught using systematic instruction, group interventions, and technology. Generalization of skills into naturalistic settings was inconsistent. Practice implications and future research directions are discussed.


Exceptionality | 2013

Considering Identification and Service Provision for Students with Autism Spectrum Disorders within the Context of Response to Intervention

Rachel K. Hammond; Jonathan M. Campbell; Lisa A. Ruble

The Response to Intervention (RTI) framework, a preventive model of universal screening, tiered interventions, and ongoing progress monitoring, poses an interesting consideration for identification and service delivery for children with autism spectrum disorders (ASD). Upon examination of the existing literature, paucity exists regarding how RTI might guide identification and service delivery for students with ASD; however, the authors consider core tenets of RTI and how they are relevant for students with ASD given what is known about this unique population. Due to the importance of early identification and interventions for individuals with ASD, the RTI framework could be problematic if used to delay education eligibility. Thus, two routes of identification are outlined by the authors, one of which expedites evaluation based on pervasive symptomatology, while the other route uses a form of universal screening to assist in moving toward evaluation for those suspected of ASD. The use of tiered interventions for prevention or service delivery could cause potential complications given the need for early identification and individualized intensive programming. However, there is a clear match for several instructional RTI components and ASD, specifically for evidence-based interventions that are implemented with fidelity and monitored frequently, and other aspects such as family involvement, which could improve programming for students with ASD.


Journal of Autism and Developmental Disorders | 2009

Brief Report: Sociometric Status and Behavioral Characteristics of Peer Nominated Buddies for a Child with Autism

Jonathan M. Campbell; Christine Marino

We examined social and behavioral correlates of children selected by their peers to serve as peer buddies for an unfamiliar child with autism (CWA). Participants were 293 children from two public elementary schools who completed social status, behavioral, and peer buddy nomination measures. Peer buddy nominations for a CWA were related to: (a) perceived unpopularity; (b) being viewed as helpful and smart; and (c) lacking influence regarding popularity within the classroom. In contrast, peer buddy nominations for a typical boy were related to being viewed as popular, helpful, and self-confident. Students may select a social niche for CWA based on principles of peer homophily. Limitations and suggestions for future research are discussed.


Journal of School Psychology | 2017

Introduction to bifactor polytomous item response theory analysis

Michael D. Toland; Isabella Sulis; Francesca Giambona; Mariano Porcu; Jonathan M. Campbell

A bifactor item response theory model can be used to aid in the interpretation of the dimensionality of a multifaceted questionnaire that assumes continuous latent variables underlying the propensity to respond to items. This model can be used to describe the locations of people on a general continuous latent variable as well as on continuous orthogonal specific traits that characterize responses to groups of items. The bifactor graded response (bifac-GR) model is presented in contrast to a correlated traits (or multidimensional GR model) and unidimensional GR model. Bifac-GR model specification, assumptions, estimation, and interpretation are demonstrated with a reanalysis of data (Campbell, 2008) on the Shared Activities Questionnaire. We also show the importance of marginalizing the slopes for interpretation purposes and we extend the concept to the interpretation of the information function. To go along with the illustrative example analyses, we have made available supplementary files that include command file (syntax) examples and outputs from flexMIRT, IRTPRO, R, Mplus, and STATA. Supplementary data to this article can be found online at http://dx.doi.org/10.1016/j.jsp.2016.11.001. Data needed to reproduce analyses in this article are available as supplemental materials (online only) in the Appendix of this article.


Focus on Autism and Other Developmental Disabilities | 2016

The Five Factor Personality Model in Children With ASD During Middle Childhood

Brian D. Barger; Jonathan M. Campbell; Christina Simmons

This study reports data comparing Five Factor Model (FFM) facets with the Inventory of Children’s Individual Differences–Short Form (ICID-S) in children with an autism spectrum disorder (ASD) during middle childhood with same-age typically developing children. Two (ASD vs. Typical) × 2 (Sex) age-controlled MANCOVAs were performed: (a) ASD versus a contemporaneous comparison group and (b) ASD versus a norming data subset. Significant gender interactions are reported for the Agreeableness, Neuroticism, and Extraversion facets. Most FFM facets in the ASD group were reliable, and group differences in both analyses were consistent with the broader ASD literature. Contemporary and normative analyses resulted in very similar significant differences and effect sizes.


Journal of Psychoeducational Assessment | 2014

Assessing Understanding of Social Awareness Concepts in Children With Intellectual Disability and Autism Spectrum Disorder Using the Bracken Basic Concept Scale—Third Edition

Cynthia Klubnik; Laura Murphy; Jonathan M. Campbell; Colby Reed; Christina M. Warner-Metzger

Authors contrasted Bracken Basic Concept Scale: Receptive, Third Edition (BBCS: R-3) test performance between 57 children with intellectual disability (ID) and 76 children with autism spectrum disorder (ASD) and ID. BBCS: R-3 School Readiness Composite (SRC) and Self-/Social Awareness subtests were analyzed. Multivariate analysis of covariance revealed no differences between groups on SRC performance; however, children with ID demonstrated better mastery of self-/social awareness concepts when compared to children with ASD. Within the group of children with ASD, mastery of school-based concepts exceeded mastery of self-/social awareness concepts. Findings suggest relatively greater delays in mastery of self-/social awareness concepts for young children with ASDs when compared to mastery of other concepts.


Journal of Psychoeducational Assessment | 2018

Comparing Behavioral Profiles for Autism Spectrum Disorders and Intellectual Disabilities Using the BASC-2 Parent Rating Scales–Preschool Form

Lauren M. Gardner; Jonathan M. Campbell; Andrew J. Bush; Laura Murphy

We contrasted Behavior Assessment System for Children, Second Edition–Parent Rating Scales–Preschool Form (BASC-2 PRS-P) parent ratings for 242 (52% African American; 39% White) preschool-aged children from three diagnostic groups: autism spectrum disorder (ASD), intellectual disability (ID), and ASD and ID (ASD/ID). Across diagnostic groups, atypical behavior, attention, and adaptive functioning were rated as problematic; Developmental Social Disorders (DSD) scores were elevated across diagnostic groups and did not differ. Several BASC-2 clinical and adaptive scales differed across diagnostic groups, with parent-rated aggression higher for the ID group, parent-rated social withdrawal higher for the ASD group, and parent-rated social skills lower for the ASD/ID group. No differences in BASC-2 scores were found across African American and White preschoolers. The BASC-2 identified problem areas in a preschool clinical sample that were consistent with those of preschoolers with developmental disabilities. However, findings did not support use of the DSD as an ASD-specific screening measure.

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Laura Murphy

University of Tennessee Health Science Center

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