Vaillancourt, T. & Halitgan, J.D. (2017; Early View). Joint trajectories of depression and perfectionism across adolescence and childhood risk factors. Development and Psychopathology, 1-17.  doi:10.1017/S0954579417000979

Vaillancourt, T., Brittain, H., Haltigan, J.D., Ostrov, J. M., & Muir, C. (2017). Cortisol moderates the relation between physical peer victimization and physical aggression in preschoolers attending high quality daycares: Evidence of differential susceptibility across informants. Merrill-Palmer Quarterly. 46 pages in manuscript.  Accepted February 7, 2017.

Blain-Arcaro, C. & Vaillancourt, T. (2017; Early View). Longitudinal associations between externalizing problems and symptoms of depression in children and adolescents. Journal of Clinical Child and Adolescent Psychology, 1-12. doi:10.1080/15374416.2016.1270830

Blain-Arcaro, C. & Vaillancourt, T. (2017). Longitudinal associations between depression and aggression in children.  Journal of Abnormal Child Psychology, 45, 959-970 doi: 10.1007/s10802-016-0204-2

Moreno, M. & Vaillancourt, T. (2017). The role of health care providers in cyberbullying. The Canadian Journal of Psychiatry, 62, 364-367. doi: 10.1177/0706743716684792

Vaillancourt, T., Faris, R., & Mishna, F. (2017). Cyberbullying in children and youth: implications for health and clinical practice. The Canadian Journal of Psychiatry, 62, 368-373. doi: 10.1177/0706743716684791

Arnocky, S., Carré, J. M., Bird, B. M., Moreau, B. J. P., Vaillancourt, T., Ortiz, T., & Marley, N. (2017; Early View). The facial width-to-height ratio predicts sex-drive, sociosexuality, and intended infidelity. Archives of Sexual Behavior, 1-11. doi: 10.1007/s10508-017-1070-x

Vaillancourt, T., Haltigan, J.D., Smith, I., Zwaigenbaum, L., Szatmari, P., Fombonee, E., Waddell, C., Duku, E., Mirenda, P., Geogiades, S., Bennett, T., Volden, J., Elsabbagh, M., Roberts, W., & Bryson, S. (2017). Joint trajectories of internalizing and externalizing problems in preschool children with autism spectrum disorder. Development & Psychopathology, 29, 203-214. doi: 10.1017/S0954579416000043  

Dane, A. V., Marini, Z. A., Volk, A. V., & Vaillancourt, T. (2017). Physical and relational bullying and victimization: Differential relations with adolescent dating and sexual behavior. Aggressive Behavior, 43, 111-122. doi: 10.1002/ab.21667

Volden, J., Dodd, E., Engel, K., Smith, I. M., Szatmari, P., Fombonne, E., Zwaigenbaum, L., Mirenda, P., Bryson, S., Roberts, W., Vaillancourt, T., Waddell, C., Elsabbagh, M., Bennett, T., Georgiades, S., Duku, E., and the Pathways in ASD study team. (2017). Beyond sentences:  Using the Expression, Reception and Recall of Narratives Instrument (ERRNI) to assess communication in school-aged children with autism spectrum disorder (ASD). Journal of Speech, Language and Hearing Research, 60, 2228-2240.   doi:10.1044/2017_JSLHR-L-16-0168

Jitlina, K., Zumbo, B., Mirenda, P., Ford, L., Bennett, T., Georgiades, S., Waddell, C., Smith, I.M., Volden, J., Duku, E., Zwaigenbaum, L., Szatmari, P., Vaillancourt, T., & Elsabbagh, M. (2017; Early View). Psychometric properties of the Spence Children's Anxiety Scale - Parent Report in children with autism spectrum disorder. Journal of Autism and Developmental Disorders, 1-10.  doi:10.1007/s10803-017-3110-8

Sacrey, L.R., Zwaigenbaum, L., Szatmari, P., Bryson, S.E., Georgiades, S., Brian, J., Smith, I.M., Vaillancourt, T., Garon, N., Roncadin, C., Elsabbagh, M. (2017). Brief Report: Characteristics of preschool children with ASD vary by ascertainment. Journal of Autism and Developmental Disorders, 47, 1542-1550. doi: 10.1007/s10803-017-3062-z

Zaidman-Zait, A., Mirenda, P., Duku, E., Vaillancourt, T., Smith, I.M., Szatmari, P., Bryson, S., Fombonne, E., Volden, J., Waddell, C., Zwaigenbaum, L., Georgiades, S., Bennett, T., Elsabbagh, M., & Thompson, A. (2017). Impact of personal and social resources on parenting stress in mothers of children with autism spectrum disorder. Autism, 21, 155-166. doi: 10.1177/1362361316633033

Day, K. L., Van Lieshout, R. J., Vaillancourt, T., Saigal, S., Boyle, M. H., & Schmidt, L. A. (2017). Long-term effects of peer victimization on social outcomes through the fourth decade of life in individuals born at normal or extremely low birthweight. British Journal of Developmental Psychology, 35, 334-348. doi:10.1111/bjdp.12168

Moreno, M. & Vaillancourt, T. (2016). The National Academies of Sciences, Engineering, and Medicine Report on Bullying: Overview and Recommendations. JAMA Pediatrics, 170, 727-728. doi: 10.1001/jamapediatrics.2016.1474

Haltigan, J. D., & Vaillancourt, T. (2016). The Borderline Personality Features Scale for Children (BPFS-C): Factor structure and measurement invariance across time and sex in a community-based sample. Journal of Psychopathology and Behavioral Assessment, 38, 600-614. doi: 10.1007/s10862-016-9550-1

Blain-Arcaro, C. & Vaillancourt, T. (2016). Does worry moderate the relation between aggression and depression in adolescent girls? Journal of Adolescence, 49, 10-18. doi: 10.1016/j.adolescence.2016.02.006

Haltigan, J.D. & Vaillancourt, T. (2016). Identifying trajectories of borderline personality features in adolescence: Antecedent and interactive risk factors. Canadian Journal of Psychiatry, 61, 166-175. doi: 10.1177/070674371562595

Vitoroulis, I., Brittain, H. & Vaillancourt, T. (2016). School ethnic composition and bullying in Canadian schools. International Journal of Behavioral Development, 40, 431-441. doi: 10.1177/0165025415603490

Wang, W., Brittain, H., McDougall, P., & Vaillancourt, T. (2016). Bullying and school transition: Context or development? Child Abuse and Neglect, 51, 237-248. 10.1016/j.chiabu.2015.10.004

Flett, G. L., Hewitt, P. L., Besser, A., Su, C., Vaillancourt, T., Boucher, D., Munro, Y, Davidon, L. A., & Gale, O. (2016). The Child–Adolescent Perfectionism Scale Development, Psychometric Properties, and Associations with Stress, Distress, and Psychiatric Symptoms. Journal of Psychoeducational Assessment, 34, 634-652. doi:10.1177/0734282916651381.

Cunningham, C., Mapp, C., Rimas, H., Cunningham, L., Mielko, S., Vaillancourt, T., Marcus, M. (2016). What limits the effectiveness of anti-bullying programs? A thematic analysis of the perspective of students. Psychology of Violence, 6, 596-606. doi: 10.1037/a0039984

Cunningham, C., Rimas, H., Mielko, S., Mapp, C., Cunningham, L., Vaillancourt, T., Chen, Y., Buchanan, D., Deal, K., & Marcus, M. (2016). What limits the effectiveness of antibullying programs? A thematic analysis of the perspective of teachers. Journal of School Violence, 15, 460-482. doi: 10.1080/15388220.2015.1095100

Flannery, D.J., Todres, J., Bradshaw, C.P., Amar, A.F., Graham, S.H., Hatzenbuehler, M.L., Masiello, M., Moreno, M., Sullivan, R., Vaillancourt, T., Le Menestrel, S.M., & Rivara, F.P. (2016). Bullying Prevention:  A Summary of the Report of the National Academies of Sciences, Engineering, and Medicine. Prevention Science, 17, 1044-1053. doi: 10.1007/s11121-016-0722-8

Sacrey, L. A., Bryson, S. E., Zwaigenbaum, L., Brian, J. A., Smith, I. M., Roberts, W., Szatmari, P., Vaillancourt, T., Roncadin, C., & Garon, N. (2016; Early View). The Autism Parent Screen for Infants: Predicting risk of autism spectrum disorder based on parent-reported behavior observed at 6-24 months of age. Autism: International Journal of Research and Practice, 1-13. doi: 10.1177/1362361316675120

Day, K. L., Schmidt, L. A., Vaillancourt, T., Saigal, S., Boyle, M. H., & Van Lieshout, R. J. (2016). Long-term psychiatric impact of peer victimization in adults born at extremely low birth weight. Pediatrics, 137. 1-8. doi: 10.1542/peds.2015-3383

Zwaigenbaum, L., Bryson, S.E., Brain, J., Smith, I.M., Roberts, W., Szatmari, P., Roncadin, C., Garon, N., & Vaillancourt, T. (2016). Stability of diagnostic assessment for Autism Spectrum Disorder between 18 and 36 months in a high-risk cohort. Autism Research, 9, 790-800. doi:10.1002/aur.1585

Kokin, J., Younger, A., Gosselin, P., & Vaillancourt, T. (2016). Biased facial expression interpretation in shy children. Infant and Child Development, 25, 3-23. doi: 10.1002/icd.1915

Garon, N., Zwaigenbaum, L., Bryson, S., Smith, I. M., Brian, J., Roncadin, C., Vaillancourt, T., Sacrey, L. R., & Roberts, W. (2016). Temperament and its Association with Autism Symptoms in a High-risk Population. Journal of Abnormal Child Psychology, 44, 757-769. doi: 10.1007/s10802-015-0064-1

McDougall, P. & Vaillancourt, T. (2015). The long-term adult outcomes of peer victimization in childhood and adolescence: Pathways to adjustment and maladjustment. American Psychologist, 70, 300-310. doi: 10.1037/a0039174

Day, K., Van Lieshout, R.J., Vaillancourt, T., & Schmidt, L.A. (2015). Peer victimization in survivors of premature birth and low birth weight: Review and recommendations. Aggression and Violent Behavior, 25 Part B, 259-265. doi: 10.1016/j.avb.2015.09.010

Day, K.L., Van Lieshout, R.J., Vaillancourt, T., Saigal, S., Boyle, M.H., & Schmidt, L.A. (2015). Peer Victimization in Extremely Low Birth Weight Survivors. Clinical Pediatrics, 54, 1339-1345, doi: 10.1177/0009922815580770

Vitoroulis, I. & Vaillancourt, T. (2015).  Meta-analytic results of ethnic group differences in peer victimization. Aggressive Behavior, 41, 149-170. doi: 10.1002/AB.21564.

Asseraf, M. & Vaillancourt, T. (2015). Longitudinal links between perfectionism and depression in children. Journal of Abnormal Child Psychology, 43, 895-908. doi: 10.1007/s10802-014-9947-9

Cunningham, C., Chen, Y., Vaillancourt, T., Rimas, H., Deal, K., Cunningham, L.J., & Ratcliffe, J. (2015).  Modeling the anti-cyberbullying preferences of university students:  Adaptive choice–based conjoint analysis. Aggressive Behavior, 41, 369-385. doi: 10.1002/ab.21560

Arnocky, S., Pearson, M., & Vaillancourt, T. (2015). Health, anticipated partner infidelity, and jealousy in men and women. Evolutionary Psychology, 13, 1-10. doi: 10.1177/1474704915593666

Arnocky, S., Sunderani, S., Gomes, W., & Vaillancourt, T. (2015). Anticipated partner infidelity and men's intimate partner violence: The mediating role of anxiety. Evolutionary Behavioral Sciences, 9, 186-196. doi: 10.1037/ebs0000021

Volk, A.A., Dane, A.V., Marini, Z.A., & Vaillancourt, T. (2015). Adolescent Bullying, Dating, and Mating: Testing an Evolutionary Hypothesis. Evolutionary Psychology, 13, 1-11. doi: 10.1177/1474704915613909

Volden, J., Duku, E., Shepherd, C., Georgiades, S., Bennett, T., Di Rezze, B., Szartmari, P., Bryson, S., Fombonne, E., Miranda, P., Roberts, W., Smith, I.M., Vaillancourt, T., Waddell, C., Zwaigenbaum, L., Elsabbagh, M., & and the Pathways in ASD Study Team. (2015). Service utilization in a sample of preschool children with Autism Spectrum Disorder: A Canadian snapshot. Paediatrics & Child Health, 20, E43-47.

Sacrey, L.R., Zwaigenbaum, L., Bryson, S., Brian, J., Smith, I.M., Roberts, W., Szatmari, P., Roncadin, C., Garon, N., Novak, C., Vaillancourt, T., McCormick, T., MacKinnon, B., Jilderda, S., & Armstrong, V. (2015). Can parents’ concerns predict Autism Spectrum Disorder? A prospective study of high-risk siblings from 6 to 36 months of age. Journal of the American Academy of Child & Adolescent Psychiatry, 54, 470-478. doi: 10.1016/j.jaac.2015.03.014

Allen, S. L., Smith, I. M., Duku, E., Vaillancourt, T., Szatmari, P., Bryson, S., Fombonne, E., Volden, J., Waddell, C., Zwaigenbaum, L., Roberts, W., Mirenda, P., Bennett, T., Elsabbagh, M., Georgiades, S. et al. (2015). Behavioral Pediatrics Feeding Assessment Scale in young children with autism spectrum disorder: Psychometrics and associations with child and parent variables. Journal of Pediatric Psychology, 40, 581-590. doi: 10.1093/jpepsy/jsv006

Flanagan, H.E., Smith, I.M., Vaillancourt, T., Duku, E., Szatmari, P., Bryson, S., Fombonne E., Miranda, P., Roberts, W., Volden, J., Waddell, C., Zwaigenbaum, L., Bennett, T., Elsabbagh, M., & Georgiades, S. (2015).  Stability and Change in the Cognitive and Adaptive Behaviour Scores of Preschoolers with Autism Spectrum Disorder. Journal of Autism and Developmental Disorders, 45, 2691-2703. doi: 10.1007/s10803-015-2433-6

Szatmari, P., Georgiades, S., Duku, E., Bennett, T., Bryson, S., Fombonne, E., Mirenda, P., Roberts, W., Smith, I., Vaillancourt, T., Volden, J., Waddell, C., Zwaigenbaum, L., Elsabbagh, M., Thompson, A., & Pathways in ASD Study Team (2015). Developmental Trajectories of Symptom Severity and Adaptive Functioning in an Inception Cohort of Preschool Children with Autism Spectrum Disorder. JAMA Psychiatry, 72, 276-283. doi:10.1001/jamapsychiatry.2014.2463.

Bennett, T.A., Szatmari, P., Georgiades, K., Hanna, S., Janus, M., Georgiades, S., Duku, E., Bryson, S., Fombonne, E., Smith, I., Mirenda, P., Volden, J., Waddell, C., Roberts, W., Vaillancourt, T., Zwaigenbaum, L., Elsabbagh, M., Thompson, A. & The Pathways in ASD Study Team (2015). Do Reciprocal Associations Exist Between Social and Language Pathways in Preschoolers with Autism Spectrum Disorders?  Journal of Child Psychology and Psychiatry, 56, 874-83.  doi: 10.1111/jcpp.12356

Haltigan, J.D. & Vaillancourt, T. (2014). Joint trajectories of bullying and peer victimization across elementary and middle school and associations with symptoms of psychopathology. Developmental Psychology, 50, 2426-2436. doi: 10.1037/a0038030

Wang, W., Vaillancourt, T., Brittain, H.L., McDougall, P., Krygsman, A., Smith, D., Cunningham, C. E., Haltigan, J. D., & Hymel, S. (2014). School climate, peer victimization, and academic achievement: Results from a multi-informant study. School Psychology Quarterly, 29, 360-377. doi:10.1037/spq0000084

Vaillancourt, T., Brittain, H. L., McDougall, P., Krygsman, A., Boylan, K., Duku, E., & Hymel, S. (2014).  Predicting borderline personality disorder symptoms in adolescents from childhood physical and relational aggression, depression, and attention-deficit/hyperactivity disorder. Development and Psychopathology, 26, 817-830. doi:10.1017/S0954579414000418

Duku, E. & Vaillancourt, T. (2014). Validation of the BRIEF-P in a sample of Canadian preschool children. Child Neuropsychology, 20, 358-371. doi: 10.1080/09297049.2013.796919

Arnocky, S. & Vaillancourt, T. (2014). Sex differences in response to victimization by an intimate partner: More stigmatization and less help-seeking among males. Journal of Aggression, Maltreatment, & Trauma, 23, 705-724. doi: 10.1080/10926771.2014.933465

Germani, T., Zwaigenbaum, L., Bryson, S., Brian, J., Smith, I., Roberts, W., Szatmari, P., Roncadin, C., Sacrey, L., Garon, N., & Vaillancourt, T. (2014). Brief report: Assessment of early sensory processing in infants at high-risk of autism spectrum disorder. Journal of Autism and Developmental Disorders, 44, 3264-3270.  doi 10.1007/s10803-014-2175-x

Georgiades, S., Boyle, M., Szatmari, P., Hanna, S., Duku, E., Zwaigenbaum, L., Bryson, S., Fombonne, E., Volden, J., Mirenda, P., Smith, I., Roberts, W., Vaillancourt, T., Waddell, C., Elsabbagh, M., Bennett, T.A., Thompson, A. & Pathways in ASD Study Team. (2014). Modeling the phenotypic architecture of autism symptoms from the time of diagnosis to age 6.  Journal of Autism and Developmental Disorders, 44, 3045-3055. doi: 10.1007/s10803-014-2167-x.

Bennett, T.A., Szatmari, P., Georgiades, K., Hanna, S., Janus, M., Georgiades, S., Duku, E., Bryson, S., Fombonne, E., Smith, I., Mirenda, P., Volden, J., Waddell, C., Roberts, W., Vaillancourt, T., Zwaigenbaum, L., Elsabbagh, M., Thompson, A. & The Pathways in ASD Study Team. (2014). Language impairment and early social competence in preschoolers with autism spectrum disorders: A comparison of DSM-5 profiles.  Journal of Autism and Developmental Disorders, 44, 2797-2808. doi: 10.1007/s10803-014-2138-2

Zaidman-Zait, A., Mirenda, P., Duku, E., Szatmari, P., Georgiades, S., Volden, J., Zwaigenbaum, L., Vaillancourt, T., Bryson, S., Smith, I., Fombonne, E., Roberts, W., Waddell, C., Thompson, A., & The Pathways in ASD Study Team. (2014). Examination of bidirectional relationships between parent stress and two types of problem behavior in children with autism spectrum disorder. Journal of Autism and Developmental Disorders, 44, 1908-1917.  doi: 10.1007/s10803-014-2064-3

Vaillancourt, T. (2013). Do human females use indirect aggression as an intrasexual competition strategy? Philosophical Transactions of the Royal Society B, 368, 1-7. doi: 10.1098/rstb.2013.0080

Vaillancourt, T., Brittain, H. L., McDougall, P., & Duku, E. (2013). Longitudinal links between childhood peer victimization, internalizing and externalizing problems, and academic functioning: Developmental cascades. Journal of Abnormal Child Psychology, 41, 1203-1215. doi: 10.1007/s10802-013-9781-5

Vaillancourt, T. & McDougall, P. (2013). The link between childhood exposure to violence and academic achievement: Complex pathways.  Journal of Abnormal Child Psychology, 41(8), 1177-1178. doi: 10.1007/s10802-013-9803-3

Vaillancourt, T., Hymel, S., & McDougall, P., (2013). The biological underpinnings of peer victimization: Understanding why and how the effects of bullying can last a lifetime. Theory into Practice, 52, 241-248. doi: 10.1080/00405841.2013.829726

Vaillancourt, T. (2013). Students aggress against professors in reaction to receiving poor grades: An effect moderated by student narcissism and self-esteem. Aggressive Behavior, 39, 71-84. doi: 10.1002/ab.21450

Arnocky, S., Sunderani, S., & Vaillancourt, T. (2013). Mate poaching and mating success in humans. Journal of Evolutionary Psychology, 11(2), 65–83. doi: 10.1556/JEP.11.2013.2.2

Sunderani, S., Arnocky, S., & Vaillancourt, T. (2013). Individual differences in mate poaching: An examination of hormonal, dispositional, and behavioral mate-value traits.  Archives of Sexual Behavior, 42, 533-542.  doi: 10.1007/s10508-012-9974-y

Duku, E., Szatmari, P., Vaillancourt, T., Georgiades, S., Thompson, A., Liu, X-Q., Paterson, A. & Bennett, T. (2013). Measurement equivalence of the autism symptom phenotype in children and youth. Journal of Child Psychology and Psychiatry, 54, 1346-1355. doi: 10.1111/jcpp.12103

Whitley, J., Smith, D., & Vaillancourt, T. (2013). Promoting mental health literacy among educators: Critical in school-based prevention and intervention. Canadian Journal of School Psychology, 28, 56-70. doi: 10.1177/0829573512468852

MacMillan, H., Tanaka, M., Duku, E., Vaillancourt, T., & Boyle, M.H. (2013). Child Physical and Sexual Abuse in a Community Sample of Young Adults: Results from the Ontario Child Health Study. Child Abuse and Neglect, 37, 14-21. doi: 10.1016/j.chiabu.2012.06.005

Georgiades, S., Szatmari, P., Zwaigenbaum, L., Bryson, S., Brian, J., Roberts, W., Smith, I., Vaillancourt, T., Roncadin, C., & Garon, N. (2013). A prospective study of autistic-like traits in unaffected siblings of probands with autism spectrum disorder. Archives of General Psychiatry, 70, 42-48. doi:10.1001/2013.jamapsychiatry.1

Duku, E., Vaillancourt, T., Szatmari, P., Georgiades, S., Zwaigenbaum, L., Smith, I., Bryson, S., Fombonne, E., Mirenda, P., Volden, J., Waddell, C., Roberts, W., Thompson, A., Bennett, T., & the Pathways in ASD Study Team (2013). Investigating the measurement properties of the Social Responsiveness Scale in preschool children with Autism Spectrum Disorders. Journal of Autism and Developmental Disorders, 43, 860-868. doi: 10.1007/s10803-012-1627-4

Georgiades, S., Szatmari, P., Boyle, M., Hanna, S., Duku, E., Zwaigenbaum, L., Bryson, S. E., Fombonne, E., Volden, J., Mirenda, P., Smith, I. M., Roberts, W., Vaillancourt, T., Waddell, C., Bennett, T. A., Thompson, A., & Pathways in ASD Study Team. (2013). Investigating phenotypic heterogeneity in children with autism spectrum disorder: A factor mixture modeling approach. Journal of Child Psychology and Psychiatry, 54, 206-215. doi: 10.1111/j.1469-7610.2012.02588.x

Campbell, W.N., Missiuna, C., & Vaillancourt, T. (2012). Peer victimization and depression in children with and without motor coordination difficulties. Psychology in the Schools, 49, 328-341. doi: 10.1002/pits.21600

Knack, J., Tsar, V., Vaillancourt, T., Hymel, S., & McDougall, P. (2012). What protects rejected adolescents from also being bullied by their peers?  The moderating role of peer-valued characteristics. Journal of Research on Adolescence, 22, 467-479. doi: 10.1111/j.1532-7795.2012.00792.x

Arnocky, S., Sunderani, S., Miller, J., & Vaillancourt, T. (2012).  Jealousy mediates links between self-perceived attractiveness and female indirect aggression. Personal Relationships, 19, 290-303. doi:10.1111/j.1475-6811.2011.01362.x

Arnocky, S. & Vaillancourt, T. (2012). A multi-informant longitudinal study on the relationship between aggression, peer victimization, and dating status in adolescence. Evolutionary Psychology, 10, 253-270.   doi:10.1177/147470491201000207

Blain-Arcaro, C., Smith, J. D., Cunningham, C., Vaillancourt, T., & Rimas, H. (2012). Contextual attributes of indirect bullying situations that influence teachers’ decisions to intervene. Journal of School Violence, 11, 226-245. doi: 10.1080/15388220.2012.682003

Boylan, K., Vaillancourt, T., & Szatmari, P. (2012). Linking oppositional behaviour trajectories to the development of depressive symptoms in childhood.  Child Psychiatry & Human Development, 43, 484-497. doi: 10.1007/s10578-011-0277-7

Cleverley, K., Szatmari, P., Vaillancourt, T., Boyle, M., & Lipman, E. (2012). Developmental trajectories of physical and indirect aggression from late childhood to adolescence: Sex differences and outcomes in emerging adulthood. Journal of the American Academy of Child and Adolescent Psychiatry, 51, 1037-1051. doi:10.1016/j.jaac.2012.07.010

Zwaigenbaum, L., Bryson, S.E., Szatmari, P., Brian, J., Smith, I.M., Roberts, W., & Vaillancourt, T. (2012). Sex differences in children with autism spectrum disorder identified within a high-risk infant cohort. Journal of Autism and Developmental Disorders 42, 2585-2596. doi: 10.1007/s10803-012-1515-y

Ohashi, J. K., Mirenda, P., Marinova-Todd, S., Hambly, C., Fombonne, F., Szatmari, P., Bryson, S., Roberts, W., Smith, I., Vaillancourt, T., Volden, J., Waddell, C., Zwaigenbaum, L., Georgiades, S., Duku, E., Thompson, A., & Pathways in ASD Study Team (2012). Comparing early language development in monolingual- and bilingual- exposed young children with autism spectrum disorders. Research in Autism Spectrum Disorders, 6, 890-897. doi: 10.1016/j.rasd.2011.12.002

Bennett, T., Boyle, M., Georgiades, K., Georgiades, S., Thompson, A., Duku, E., Bryson, S., Fombonne, E.,  Vaillancourt, T., Zwaigenbaum, L., Smith, I., Mirenda, P., Roberts, W., Volden, J., Waddell, C.,  the Pathways in ASD Study Team, & Szatmari, P. (2012). Influence of reporting effects on the association between maternal depression and child autism spectrum disorder behaviors. Journal of Child Psychology and Psychiatry, 53, 89-96. doi: 10.1111/j.1469-7610.2011.02451.x

Vaillancourt, T. & Sharma, A. (2011).  Intolerance of sexy peers: Intrasexual competition among women. Aggressive Behavior, 37, 569-577. doi: 10.1002/ab.20413

Vaillancourt, T., Duku, E., Becker, S., Schmidt, L., Nicol, J., Muir, C., & MacMillian, H. (2011). Peer victimization, depressive symptoms, and high salivary cortisol predict poor memory in children.  Brain and Cognition, 77, 191-199. doi:10.1016/j.bandc.2011.06.012

Vaillancourt, T. & Sunderani, S. (2011). Psychopathy and indirect aggression: The roles of cortisol, sex, and type of psychopathy. Brain and Cognition, 77, 170-175. doi:10.1016/j.bandc.2011.06.009

Vaillancourt, T. & Schmidt, L.A.  (2011). Aggression and peer victimization: Genetic, neurophysiological, and neuroendocrine considerations.  Brain and Cognition, 77, 151-152. doi:10.1016/j.bandc.2011.06.006

Boylan, K., Miller, J., Vaillancourt, T., & Szatmari, P. (2011). Confirmatory factor structure of anxiety and depression: Evidence of item variance across childhood. International Journal of Methods in Psychiatric Research, 20, 194-202. doi: 10.1002/mpr.349

Cunningham, C., Vaillancourt, T., Cunningham, L., Chen, Y., & Ratcliffe, J.  (2011). Modeling the bullying prevention program design recommendations of students from grades five to eight: A discrete choice conjoint experiment. Aggressive Behavior, 37, 521-537. doi: 10.1002/ab.20408

Zwaigenbaum, L., Scherer, S., Szatmari, P., Fombonne, E., Bryson, S. E., Hyde, K.,  Anognostou, E., Brian, J.,  Evans, A., Hall, G., Nicholas, D., Roberts, W., Smith, I., Vaillancourt, T., & Volden, J. (2011). The NeuroDevNet Autism Spectrum Disorders Demonstration Project. Seminars in Pediatric Neurology, 18, 40-48. doi:10.1016/j.spen.2011.02.003

Zaidman-Zait, A., Mirenda, P., Zumbo, B.D., Georgiades, S., Szatmari, P., Bryson, S., Fombonne, E., Roberts, W., Smith, I., Vaillancourt, T., Volden, J., Waddell, C., Zwaigenbaum, L., Duku, E., Thompson, A., & the Pathways in ASD Study Team. (2011). Factor analysis of the parenting stress index-short form with parents of young children with autism spectrum disorders. Autism Research, 4, 336-346.doi: 10.1002/aur.213

Volden, J., Smith, I.M., Szatmari, P., Bryson, S., Fombonne, E., Mirenda, P., Roberts, W., Vaillancourt, T., Waddell, C., Zwaigenbaum, L., Georgiades, S., Thompson, A., & the Pathways in ASD Study Team. (2011). Using the preschool language scale-IV to characterize language in preschoolers with ASD. American Journal of Speech-Language Pathology, 20, 200-208. doi:10.1044/1058-0360(2011/10-0035)

Georgiades, S., Szatmari, P., Duku, E., Zwaigenbaum, L., Bryson, S., Roberts, W., Fombonne, E., Miranda, P., Smith, I., Vaillancourt, T., Volden, J., Waddell, C., Thompson, A., & Pathways in ASD Study Team.  (2011). Phenotypic overlap between core diagnostic features and emotional/behavioral problems in preschool children with Autism Spectrum Disorder. Journal of Autism and Developmental Disorders, 41, 1321-1329. DOI 10.1007/s10803-010-1158-9

Vaillancourt, T., Trinh, V., McDougall, P., Duku, E., Cunningham, L., Cunningham, C., Hymel, S., & Short, K. (2010). Optimizing population screening of bullying in school-aged children. Journal of School Violence, 9, 233-250. doi: 10.1080/15388220.2010.483182

Vaillancourt, T., Brittain, H., Bennett, L., Arnocky, S., McDougall, P., Hymel, S., Short, K., Sunderani, S., Scott, C., Mackenzie, M., & Cunningham, L. (2010). Places to avoid: Population-based study of student reports of unsafe and high bullying areas at school. Canadian Journal of School Psychology, 25, 40-54. doi: 10.1177/0829573509358686

Swearer, S., Espelage, D., Vaillancourt, T., & Hymel, S. (2010).  What can be done about school bullying? Linking research to educational practice.  Educational Researcher, 39, 38-47. doi:10.3102/0013189X09357622

Cunningham, C.E., Cunningham, L.J., Ratcliffe, J., & Vaillancourt, T. (2010). A qualitative analysis of the bullying prevention and intervention recommendations of students in Grades 5 to 8, Journal of School Violence, 9, 321-338. doi:10.1080/15388220.2010.507146

Pagani, L.S., Japel, C., Vaillancourt, T., & Tremblay, R.E. (2010). Links between middle childhood trajectories of family dysfunction and indirect aggression.  Journal of Interpersonal Violence, 25, 2175-2198. doi:10.1177/0886260509354886

Mirenda, P., Smith, I., Vaillancourt, T., Georgiades, S., Duku, E., Szatmari, P., Bryson, S., Fombonne, E., Roberts, W., Volden, J., Waddell, C., Zwaigenbaum, & the Pathways in ASD Study Team.  (2010). Validating the repetitive behavior scale-revised in young children with autism spectrum disorder.  Journal of Autism and Developmental Disorders, 40, 1521-1530. doi: 10.1007/s10803-010-1012-0

Leung, E., Tasker, S., Atkinson, L., Vaillancourt, T., Schulkin, J., & Schmidt, L. (2010). Perceived maternal stress during pregnancy and its relation to infant stress reactivity at 2 days and 10 months of postnatal life. Clinical Pediatrics, 49, 158-165. doi: 10.1177/0009922809346570

Vaillancourt, T., deCatanzaro, D., Duku, E., Muir, C. (2009). Androgen dynamics in the context of children's peer relations: An examination of the links between testosterone and peer-victimization. Aggressive Behavior, 35, 103-113. doi: 10.1002/ab.20288

Miller, J.L., Vaillancourt, T., & Hanna, S. (2009). The measurement of "eating-disorder-thoughts" and "eating-disorder-behaviors": Implications for assessment and detection of eating disorders in epidemiological studies. Eating Behaviors, 10, 89-96. doi:10.1016/j.eatbeh.2009.02.002

Miller, J., Vaillancourt, T., & Boyle, M. (2009).  Examining the heterotypic continuity of aggression using teacher reports: Results from a national Canadian study. Social Development, 18, 164-180. doi: 10.1111/j.1467-9507.2008.00480.x

Welch, E., Miller, J.L., Ghaderi, A., & Vaillancourt, T. (2009).  Does perfectionism mediate or moderate the relation between body dissatisfaction and disordered eating attitudes and behaviors?  Eating Behaviors, 10, 168–175. doi:10.1016/j.eatbeh.2009.05.002

Cunningham, C.E., Vaillancourt, T., Rimas, H., Deal, K., Cunningham, L., Short, K., & Chen, Y. (2009). Modeling the bullying prevention program preferences of educators:  A discrete choice conjoint experiment. Journal of Abnormal Child Psychology, 37, 929-943. doi: 10.1007/s10802-009-9324-2

Vaillancourt, T., McDougall, P., Krygsman, A., Hymel, S., Miller, J., Stiver, K., & Davis, C. (2008). Bullying: Are researchers and children/youth talking about the same thing? International Journal of Behavioral Development, 32, 486-495. doi: 10.1177/0165025408095553

Vaillancourt, T., Duku, E, deCatanzaro, D., MacMillan, H., & Muir, C., & Schmidt, L.A. (2008). Variation in hypothalamic-pituitary-adrenal axis activity among bullied and non-bullied children.  Aggressive Behavior, 34, 294-305. doi: 10.1002/ab.20240

Miller, J.L., Schmidt, L.A., & Vaillancourt, T. (2008). Shyness, sociability, and eating problems in a non-clinical sample of female undergraduates. Eating Behaviors, 9, 352-359. doi:10.1016/j.eatbeh.2008.01.001

Pagani, L.S., Japel, C., Vaillancourt, T., Cote, S., & Tremblay, R.E. (2008).  Links between life course trajectories of family dysfunction and anxiety during middle childhood. Journal of Abnormal Child Psychology, 36, 41-53. doi: 10.1007/s10802-007-9158-8

Vaillancourt, T., Miller, J., Fagbemi, J, Cote, S., & Tremblay, R.E. (2007). Trajectories and predictors of indirect aggression: Results from a nationally representative longitudinal study of Canadian children aged 2 to 10. Aggressive Behavior, 33, 314-326. doi: 10.1002/ab.20202

Cote, S., Vaillancourt, T., Barker, T., Nagin, D., & Tremblay, R.E. (2007). The joint development of physical and indirect aggression: Predictors of continuity and change during childhood.  Development and Psychopathology, 19, 37-55.doi: 10.1017/S0954579407070034

Boylan, K., Vaillancourt, T., Boyle, M., Szatmari, P. (2007).  Comorbidity of internalizing disorders in children with oppositional defiant disorder.  European Journal Child and Adolescent Psychiatry, 16, 484-494. doi: 10.1007/s00787-007-0624-1

Maggi, S., Hertzman, C., & Vaillancourt, T. (2007). Changes in smoking behaviour from late childhood to adolescence. Health Psychology, 26, 232-240.  doi: 10.1037/0278-6133.26.2.232

Miller, J. & Vaillancourt, T.  (2007). Relation between childhood peer victimization and adult perfectionism: Are victims of indirect aggression more perfectionistic? Aggressive Behavior, 33, 230-241. doi: 10.1002/ab.20183

Vaillancourt, T. & Hymel, S. (2006). Aggression, social status:  The moderating roles of sex and peer-valued characteristics. Aggressive Behavior, 32, 396-408. doi: 10.1002/ab.20138

Cote, S., Vaillancourt, T., LeBlanc, J.C., Nagin, D., & Tremblay, R. (2006). The development of physical aggression from toddlerhood to pre-adolescence: A nation-wide longitudinal study of Canadian children. Journal of Abnormal Child Psychology, 34, 71-85. doi: 10.1007/s10802-005-9001-z

Miller, J., Schmidt, L., Vaillancourt, T., McDougall, P., & Laliberte, M. (2006). Neuroticism and introversion: A risky combination for disordered eating among a non-clinical sample of undergraduate women.  Eating Behaviors, 7, 69-78. doi:10.1016/j.eatbeh.2005.07.003

Vaillancourt, T. (2004). Toward a bully-free community: The case of Hamilton, Ontario, Canada. Teaching and Learning, 1, 14-16.

Rotenberg, K.J., McDougall, P., Boulton, M.J., Vaillancourt, T., Fox, C., & Hymel, S. (2004). Cross-sectional and longitudinal relations among peer-reported trustworthiness, social relationships, and psychological adjustment in children and early adolescents from the United Kingdom and Canada. Journal of Experimental Child Psychology, 88, 46-67. doi:10.1016/j.jecp.2004.01.005

Vaillancourt, T., Brendgen, M., Boivin, M. & Tremblay, R. (2003). Longitudinal confirmatory factor analysis of indirect and physical aggression: Evidence of two factors over time? Child Development, 74, 1628-1638. doi: 10.1046/j.1467-8624.2003.00628.x

Vaillancourt, T., Hymel, S., & McDougall, P. (2003). Bullying is power: Implications for school-based intervention strategies. Journal of Applied School Psychology, 19, 157-176. doi:10.1300/J008v19n02_10(also appears inM. Elias & J. Zins (Eds), Bullying, peer harassment, and victimization in the schools: The next generation of prevention.  Haworth Press, NY.