Ranking of journal publications based on GRIP longitudinal studies published since 2005, according to a 5-year average Impact Factor (IF)*.
N.B. At least one of the authors is a current regular member of the GRIP.

(*)Impact factor results are published annually by Journal Citation Reports^® . The most recent IF information available, released in July 2011 is for articles published in 2010.

	Journals included in the GRIP Top 20 (2011-08-16)	IF(2005-2009)	IF2010
	Archives of General Psychiatry	13.817	10.702
	Molecular Psychiatry	11.925	15.470
	American Journal of Psychiatry	9,730	12.759
	Proceedings of the National Academy of Sciences	9.513	9.771
	Biological Psychiatry	7.997	8.674
	British Journal of Psychiatry	5.338	5.947
	American Journal of Epidemiology	5.327	5,745
	Philosophical Transactions of the Royal Society of London, Series B: Biological Sciences	5.156	6.053
	Sleep	4.859	5.486

Galéra, C., Côté, S. M., Bouvard, M.-P., Pingault, J.-B., Melchior, M., Michel, G., Boivin, M., & Tremblay, R. E. (2011) Early risk factors of hyperactivity-impulsivity and inattention trajectories from 17 months to 8 years. Archives of General Psychiatry.
IF_(2005-2009) : 13.817 194 Ko

Barker, E. D., Boivin, M., Brendgen, M., Fontaine, N., Arseneault, L., Vitaro, F., Bissonnette, C., & Tremblay, R. E. (2008) Predictive Validity and Early Predictors of Peer Victimization Trajectories in Preschool. Archives of General Psychiatry, 65(10), 1185-1192.
IF_(2005-2009) : 13.817 136 Ko

Fontaine, N., Carbonneau, R., Barker, E. D., Vitaro, F., Hébert, M., Côté, S. M., Nagin, D. S., Zoccolillo, M., & Tremblay, R. E. (2008) Girls' hyperactivity and physical aggression during childhood predict adjustment problems in early adulthood: A 15-year longitudinal study. Archives of General Psychiatry, 65(3), 320-328.
IF_(2005-2009) : 13.817 151 Ko - Press release

Ouellet-Morin, I., Boivin, M., Dionne, G., Lupien, S. J., Arseneault, L., Barr, R. G., Pérusse, D., & Tremblay, R. E. (2008) Variations in heritability of cortisol reactivity to stress as a function of early familial adversity among 19 month-old twins. Archives of General Psychiatry, 65(2), 211-218.
IF_(2005-2009) : 13.817 130 Ko correction - Press release

Côté, S. M., Boivin, M., Nagin, D. S., Japel, C., Xu, Q., Zoccolillo, M., Junger, M., & Tremblay, R. E. (2007) The role of maternal education and non-maternal care services in the prevention of children' s physical aggression problems. Archives of General Psychiatry, 64(11), 1304-1312.
IF_(2005-2009) : 13.817 136 Ko

DeYoung, C. G., Peterson, J. B., Séguin, J. R., Mejia, J. M., Pihl, R. O., Beitchman, J. H., Jain, U., Tremblay, R. E., Kennedy, J. L., & Palmour, R. M. (2006) The dopamine D4 receptor gene and moderation of the association between externalizing behavior and IQ. Archives of General Psychiatry, 63(12), 1410-1416.
IF_(2005-2009) : 13.817 131 Ko

Lacourse, É., Nagin, D. S., Vitaro, F., Côté, S., Arseneault, L., & Tremblay, R. E. (2006) Prediction of early onset deviant peer group affiliation: a 12-year longitudinal study. Archives of General Psychiatry, 63(5), 562-568.
IF_(2004-2008) : 13.817 131 Ko

Brezo, J., Bureau, A., Mérette, C., Jomphe, V., Barker, E. D., Vitaro, F., Hébert, M., Carbonneau, R., Tremblay, R. E. & Turecki, G. (2009) Differences and Similarities in the Serotonergic Diathesis for Suicide Attempts & Mood Disorders: A 22-year Longitudinal Gene-Environment Study. Molecular Psychiatry, (April 21), 1-13
IF_(2005-2009) : 11.925 225 Ko

Pingault, J.-.B., Tremblay, R. E., Vitaro, F., Carbonneau, R., Genolini, C., Falissard, B., & Côté, S. M. (In press) Childhood trajectories of inattention and hyperactivity and prediction of educational attainment in early adulthood: A 16-year longitudinal population-based study. American Journal of Psychiatry.
IF_(2005-2009) : 9.730 211 Ko

Lupien, S. J., Parent, S., Evans, E., Tremblay, R. E., Zelazo, P. D., Corbo, V., Pruessner, J. C., & Séguin, J. R. (2011) Larger amygdala but no change in hippocampal volume in 10 year old children exposed to maternal depressive symptomatology since birth. Proceedings of the National Academy of Sciences, 108(34), 14324-14329.
IF_(2005-2009) : 9.513 651 Ko

Ernst, C., Wanner, B., Brezo, J., Vitaro, F., Tremblay, R., & Turecki, G. (2011) A deletion in tropomyosin-related kinase B and the development of human anxiety Biological Psychiatry, 69(6), 604-607.
IF_(2005-2009) : 7.997 730 Ko

Ouellet-Morin, I., Dionne, G., Pérusse, D., Lupien, S. J., Arseneault, L., Barr, R. G., Tremblay, R. E., & Boivin, M. (2009) Daytime Cortisol Secretion in 6 month-old twins: Genetic and Environmental contributions as a function of Early Familial Adversity. Biological Psychiatry, 65(5), 409-416.
IF_(2005-2009) : 7.997 194 Ko

Brezo, J., Paris, J., Vitaro, F., Hébert, M., Tremblay, R. E. & Turecki, G. (2008) Predicting suicide attempts in young adults with histories of childhood abuse. British Journal of Psychiatry, 193(2), 134-139..
IF_(2005-2009) : 5.338 119 Ko

Boisjoli, R., Vitaro, F., Lacourse, É., Barker, E. D., & Tremblay, R. E. (2007) Impact and clinical significance of a preventive intervention for dissruptive boys: A 15 year follow-up. British Journal of Psychiatry, 191(5), 415-419.
IF_(2005-2009) : 5.338 149 Ko

Seegers, V., Touchette, É., Petit, D., Vitaro, F., Montplaisir, J., Falissard, B. & Tremblay, R. E. (2011) Short sleep duration and body mass index: A prospective longitudinal study in preadolescence. American Journal of Epidemiology, 173(6), 621-629.
IF_(2005-2009) : 5.327 118 Ko

Tremblay, R. E. (2008) Understanding development and prevention of chronic physical aggression: Towards experimental epigenetic studies. Philosophical Transactions of the Royal Society of London, Series B: Biological Sciences, 363(1503), 2613-2622.
IF _(2005-2009) : 5.156 202 Ko

Dionne, G., Touchette, É., Forget-Dubois, N., Petit, D., Tremblay, R. E., Montplaisir, J., Boivin, M. (2011) Associations between sleep-wake consolidation and language development in early childhood: A longitudinal twin study. Sleep, 34(8), 987-995.
IF_(2005-2009) : 4.859 487 Ko

Touchette, É., Petit, D., Tremblay, R. E., Boivin, M., Falissard, B., Genolini, C., & Montplaisir, J. (2008) Association between sleep duration patterns and overweight/obesity at age 6. Sleep, 31(11), 1507-1514.
IF_(2005-2009) : 4.859 467 Ko

Simard, V., Nielsen, T. A., Tremblay, R. E., Boivin, M., & Montplaisir, J. (2008) Longitudinal study of bad dreams in preschool-aged children: prevalence, demographic correlates, risk and protective factors. Sleep, 31(1), 62-70.
IF_(2005-2009) : 4.859 483 Ko

Touchette, É., Petit, D., Séguin, J. R., Boivin, M., Tremblay, R. E., & Montplaisir, J. (2007) Associations between sleep duration patterns and behavioral/cognitive functioning at school entry. Sleep, 30(9), 1213-1219.
IF_(2005-2009) : 4.859 413 Ko