Journal of Autism and Developmental Disorders

• Preface

Editorial Preface

Catherine Lord

A Double-Blind, Placebo-Controlled, Crossover Pilot Trial of Low Dose Dimethylglycine in Patients with Autistic Disorder

William M. Bolman, John A. Richmond

Exclusion of Linkage to the HLA Region in Ninety Multiplex Sibships with Autism

Tamara Rogers, Luba Kalaydjieva, Joachim Hallmayer, P. Brent Petersen, Peter Nicholas, Carmen Pingree, William M. McMahon, Donna Spiker, Linda Lotspeich, Helena Kraemer, Patty McCague, Sue Dimiceli, Nassim Nouri, Tawna Peachy, Joan Yang, David Hinds, Neil Risch, Richard M. Myers

Cognitive Scripts in Autistic Children and Adolescents

Joanne Volden, Judith Johnston

Autism During Infancy: A Retrospective Video Analysis of Sensory-Motor and Social Behaviors at 9–12 Months of Age

Grace T. Baranek

Do Children with PDDNOS Have a Theory of Mind?

Charles Sicotte, Ruth M. T. Stemberger

Autistic Features in Young Children with Significant Cognitive Impairment: Autism or Mental Retardation?

Susan Vig, Eleonora Jedrysek

Play Interactions of Family Members Towards Children with Autism

Nabil Hassan El-Ghoroury, Raymond G. Romanczyk

Deletion of Chromosome 2 q37 and Autism: A Distinct Subtype?

Mohammad Ghaziuddin, Margit Burmeister

Book Reviews

John B. Thomas, Christina M. Corsello

Ask the Editor

Catherine Lord

Announcement