Norris, M., & Lecavalier, L. (in press). Screening accuracy of Level 2 Autism Spectrum Disorder Rating Scales: A Review of Selected Instruments. Autism.

Lecavalier, L. (in press). Validity of three PDD subtypes: Autistic Disorder, Asperger’s Disorder, and PDD-NOS. US Psychiatry.

RUPP autism research group (including Lecavalier, L.). (in press). Medication and Parent Training in Children with Pervasive Developmental Disorders and Serious Behavioral Problems: Results from a Randomized Clinical Trial. Journal of the American Academy of Child and Adolescent Psychiatry.

Norris, M., & Lecavalier, L. (2009). Evaluating the Use of Exploratory Factor Analysis in Developmental Disability Psychological Research. Journal of Autism and Developmental Disorders.

Lecavalier, L., Gadow, K., DeVincent, C. J., & Edwards, M. C. (2009). Validation of DSM-IV model of psychiatric syndromes in children with autism spectrum disorders. Journal of Autism and Developmental Disorders, 39, 278-289.

Snow, A. V., & Lecavalier, L., & Houts, C. (2009). Structure of the Autism Diagnostic Interview-Revised: Diagnostic and phenotypic implications. Journal of Child Psychology and Psychiatry, 50, 734-742.

Lecavalier, L., Gadow, K. D., DeVincent, C. J., Houts, C., & Edwards, M.C. (2009). Deconstructing the PDD Clinical Phenotype: Internal Validity of the DSM-IV. Journal of Child Psychology and Psychiatry, 50, 1246-1254.

Ghuman, J. K., Aman, M. G., Lecavalier, L., et al. (2009). Randomized, placebo-controlled, crossover study of methylphenidate for attention deficit/hyperactivity disorder symptoms in preschoolers with developmental disorders. Journal of Child and Adolescent Psychopharmacology, 19, 329-339.

Johnson, C. R., Butter, E. M., Handen, B. L., et al. (including Lecavalier, L.) (2009). Standardized observation analogue procedure (SOAP) for assessing parent and child behaviors in clinical trials. Journal of Intellectual and Developmental Disability, 34, 230-238.

Witwer, A. N., & Lecavalier, L. (2008). Validity of autism spectrum disorder subtypes. Journal of Autism and Developmental Disorders, 38, 1611-1624.

Aman, M .G., Leone, S., Lecavalier, L., Park, L., Buican, B., & Coury, D. (2008). The Nisonger Child Behavior Rating Form-TIQ Version, for children with typical IQ. International Clinical Psychopharmacology, 23, 232-242.

Sukhodolsky, D. G., Scahill, L., Gadow, K. D., et al (including Lecavalier, L.) (2008). Parent-rated anxiety symptoms in children with pervasive developmental disorders: Frequency, distribution, and association with the core autism symptoms and cognitive functioning. Journal of Abnormal Child Psychology, 36, 117-128.

Witwer, A. N., & Lecavalier, L. (2008). Psychopathology in youngsters with intellectual disability: Risk markers and correlates. Journal of Mental Health Research in Intellectual Disabilities, 1, 75-96.

Snow, A. V., & Lecavalier, L. (2008). A comparison of the Modified Checklist for Autism in Toddlers and the Social Communication Questionnaire in Preschoolers with Autism Spectrum Disorders. Autism, 12, 627-644.

Lecavalier, L., & Gadow, K. (2008). Pharmacology effects and side effects. In. J. L. Matson (Ed.). Clinical Assessment and Intervention for Autism Spectrum Disorders (pp. 221-263). Elsevier Science.

Wagner, A., Lecavalier, L., Arnold, L. E., Aman, M. G., Scahill, L., Stigler, K. A., Johnson, C., McDougle, C. J., & Vitiello, B. (2007). Developmental Disabilities Modification of Children’s Global Assessment Scale (DD-CGAS). Biological Psychiatry, 61, 504-511.

Research Units on Pediatric Psychopharmacology Autism Network (including Lecavalier, L). (2007). Parent training for children with pervasive developmental disorders: A multi-site feasibility trial. Behavioral Interventions, 22, 179-199.

Witwer, A. N., & Lecavalier, L. (2007). Autism Screening tools: A comparison of the Social Communication Questionnaire and Developmental Behavioural Checklist-Autism Scoring Algorithm. Journal of Intellectual and Developmental Disability, 32, 179-187.

Hurley, A. D., Levitas, A., Lecavalier, L., & Pary, R. J. (2007). Assessment and diagnostic procedures. In R. J. Fletcher, E. Loschen, C., Stavrakaki, & M. First (Eds.), Diagnostic Manual-Intellectual Disability (DM-ID): A Textbook of Diagnosis of Mental Disorders in Persons with Intellectual Disability (pp.11-31). Kingston, NY: NADD Press.

Lecavalier, L., Aman, M. G., Scahill, L., et al. (2006). The validity of the Autism Diagnostic Interview-Revised. American Journal on Mental Retardation, 111, 199-215. (2006). The validity of the Autism Diagnostic Interview-Revised. American Journal on Mental Retardation, 111, 199-215.

Lecavalier, L., Leone, S., & Wiltz, J. (2006). The impact of behaviour problems on caregiver stress in young people with autism spectrum disorders. Journal of Intellectual Disability Research, 50 (3), 172-183.

Lecavalier, L. (2006) Behavior and emotional problems in young people with pervasive developmental disorders: Relative prevalence, effects of subject characteristics, and empirical classification. Journal of Autism and Developmental Disorders, 36, 1101-1114.

Lecavalier, L. & Aman, M. G. (2005). Rating instruments. In. J. L. Matson, R. B. Laud, & M. L. Matson (Eds.), Behavior Modification for Persons with Developmental Disabilities: Treatments and Supports: Volume one (pp. 160-189). Kingston, NY: National Association for the Dually Diagnosed Press.

Witwer, A., & Lecavalier, L. (2005). Treatment incidence and patterns in children and adolescents with autism spectrum disorders. Journal of Child and Adolescent Psychopharmacology, 15, 671-681.

Lecavalier, L. (2005). An evaluation of the Gilliam Autism Rating Scale. Journal of Autism and Developmental Disorders, 35,795-805.

Aman, M. G., Novotny, S., Samango-Sprouse, C., Lecavalier, L., Leonard, E., Gadow, K. King, B. H., Pearson, D. A., Gernsbacher, M. A., & Chez, M. (2004). Outcome measures for clinical trials in autism. Central Nervous System Spectrum, 9, 36-47.

Brown, E., Aman, M. G., & Lecavalier, L. (2004). Empirical classification of behavioral and psychiatric problems in children and adolescents with mental retardation. American Journal on Mental Retardation, 109, 445-455.

Lecavalier, L., Aman, M. G., Hammer, D., Stoica, W., & Matthews, G. (2004). Factor Analysis of the Nisonger Child Behavior Rating Form in Children with Autism Spectrum Disorders. Journal of Autism and Developmental Disorders, 34, 709-721.

Lecavalier, L., & Tassé, M. J. (2003). Temporal stability and accuracy of motivational profiles. American Journal on Mental Retardation, 108, 194-201.

Lecavalier, L. (2003). La motivation et la déficience intellectuelle [Motivation and mental retardation]. In M. J. Tassé et D. Morin (Eds.), Manuel professionnel sur la déficience intellectuelle [Professional Handbook on Mental Retardation], (pp. 335-348). Boucherville, Québec: Gaétan Morin.

Lecavalier, L., & Tassé, M. J. (2002). Sensitivity theory of motivation and dual diagnosis: An exploratory study. American Journal on Mental Retardation, 107, 105-115.

Tassé, M. J., Havercamp, S. M., & Lecavalier, L. (2002). Differential Reinforcement of Other Behavior. In M. Hersen & W. Sledge (Eds.), Encyclopedia of Psychotherapy, Volume 1 (pp. 633-639). New York: Academic Press.

Lecavalier, L., & Tassé, M. J. (2001). Traduction et adaptation transculturelle du Reiss Screen for Maladaptive Behavior [Translation and cross-cultural adaptation of the Reiss Screen for Maladaptive Behavior]. Revue Francophone de la déficience intellectuelle [French Journal on Mental Retardation], 12, 31-44.

Lecavalier, L., Tassé, M. J., & Lévesque, S. (2001). Assessment of mental retardation by school psychologists. Canadian Journal of School Psychology, 17, 97-107.

Tassé, M. J., & Lecavalier, L. (2000). Comparing parent and teacher ratings of social competence and problem behavior. American Journal on Mental Retardation, 105, 252-259.