International Review Research in Developmental Disabilities International Review of Research in Developmental Disabilities Series

International Review of Research in Developmental Disabilities, Volume 60 highlights new advances in the field, with this new volume presenting interesting chapters written by an international board of authors, including updates on School-based Executive Function Interventions Reduce Caregiver Strain, Emergence of Fine Motor Skills in Down Syndrome, Capturing Positive Psychology in People with Intellectual and Developmental Disabilities: A Systematic Review of Constructs and Measures, Navigating with Blurry Maps: School Principals and Special Education Legal Knowledge, Statistical Techniques for Dealing with Small Samples in IDD Research, and more.

1. Redressing the balance: A systematic review of positive psychology in the intellectual disability literature
Carly Albaum, Victoria Chan, Teresa Sellitto, Nisha Vashi, Richard P. Hastings, and Jonathan A. Weiss
2. Analytic approaches to heterogeneity in neurogenetic syndrome research
Mark A. Prince and Deborah J. Fidler
3. A phenotypic approach to understanding obesity in children and youth with Down syndrome
Lisa A. Daunhauer, Nan Zeng, and Bethany Rigles
4. The emergence of fine motor skills in children with Down syndrome
Amy Work Needham, Eliza L. Nelson, Aunnika D. Short, Lisa A. Daunhauer, and Deborah J. Fidler
5. A review of the literature on siblings of individuals with severe intellectual and developmental disabilities
Caroline L. Roberts
6. School-based executive function interventions reduce caregiver strain
Deanna Swain, Mary Troxel, Laura G. Anthony, Lauren Kenworthy, Alyssa Verbalis, Kristina K. Hardy, Allison Ratto, Yetta Myrick, and Bruno J. Anthony
7. U.S. school principals and special education legal knowledge: A scoping review
Ellen G. Casale, David W. Golann, and Edward LeMaster

Robert Hodapp is at Vanderbilt University, Nashville, Tennessee, USA.
Dr. Deborah Fidler is a Professor in the Department of Human Development and Family Studies at Colorado State University. Her research expertise is in the area of early development in individuals with neurogenetic syndromes, with a particular focus on the behavioral phenotype in Down syndrome and its implications for intervention and educational practice.