Brief Bio Assistant Professor of Psychology - Ohio State University; Clinical Psychologist - Nisonger Center for MR/DDPostdoctoral Fellowship in Psychology - UNC Chapel HillPh.D. in Psychology - Université du Québec à Montréal, CanadaBA in Psychology - University of Ottawa, Canada Research InterestsDiagnosis and measurement and behavior/psychiatric problems in individuals with mental retardation and/or autism spectrum disorders.   Recognitions05/2001 05/2003 The Academy on Mental Retardation Dissertation AwardAssociation internationale de recherche scientifique en faveur des personnes handicapées mentales (AIRSPH) [International Association for Scientific Research in Favor of People with Mental Handicaps].   Selected Publications Lecavalier, L. (in press) 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.Lecavalier, L., Aman, M. G., Scahill, L., McDougle, C. J., McCracken, J. T., Vitiello, B., et al. (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, 172-183. Lecavalier, L. (2005). An evaluation of the Gilliam Autism Rating Scale. Journal of Autism and Developmental Disorders, 35, 795-805. Witwer, A., & Lecavalier, L. (2005). Treatment rates and patterns in young people with autism spectrum disorders. Journal of Child and Adolescent Psychopharmacology, 15, 671-681. Lecavalier, L. & Aman, M. G. (2005). Rating instruments. In. J. L. Matson, Laud, R. B., & M. L. Matson (Eds.), Behavior Modification for Persons with Developmental Disabilities: Empirically Supported Treatments: Volume one (pp. 160-189). Kingston, NY: National Association for the Dually Diagnosed Press. Lecavalier, L. & Tassé, M. J. (2005). An exploratory study of the "personality" of adolescents and adults with Down syndrome. Journal of Intellectual and Developmental Disability, 30, 66-73. 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. 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. & Havercamp, S. M. (2004). Are caregivers reports of motivation valid? Reliability and validity of the Reiss Profile MR/DD. Journal of Intellectual Disability Research, 48, 217-224. Lecavalier, L. & Tassé, M. J. (2003). Temporal stability and accuracy of motivational profiles. American Journal on Mental Retardation, 108, 194-201. Lecavalier, L. (2003). Motivation et retard mental [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. 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. (2002). Sensitivity theory and dual diagnosis: An exploratory study. American Journal on Mental Retardation, 107, 105-115. Lecavalier, L., Tassé, M. J., & Lévesque, S. (2001). Assessment of mental retardation by school psychologists. Canadian Journal of School Psychology, 17, 97-107. 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. 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.