50. Dyer, A., Kristjansson, AL., Mann, MJ., Smith, ML., Allegrante, JP (2017). Sport Participation and Academic Achievement in High School Students: A longitudinal study. American Journal of Health Behavior, 41, 179 – 185.
49. Ragnarsdottir, LD., Kristjansson, AL., Thorisdottir, IE., Allegrante, JP., Valdimarsdottir, HB., Gestsdottir, S., Sigfusdottir ID. (2017). Cumulative Risk over the Early Life Course and its Relations to Academic Achievement in Childhood and Early Adolescence. Preventive Medicine, 96, 36 – 41.
48. Mann, MJ., Kristjansson, AL., Smith, ML., Sigfusdottir, ID. (in press). The Influence of Negative Life Events and Problem Behavior on Grades in Early Adolescence: Pathways to Academic Risk in Middle School. Research in Middle Level Education.
47. Sigfusdottir, I.D., Kristjansson, A.L., Thorlindsson, T., Allegrante, J.P. (in press). Stress and adolescent well-being: The need for an interdisciplinary framework. Health Promotion International.
46. Allar, I., Jones, E., Taliaferro, A., Elliott, E., Kristjansson, A.L., Bulger, S. (in press). Involving Families and Communities in CSPAP Development Using Asset Mapping. Journal of Physical Education, Recreation & Dance.
45. Mann, MJ., Smith, ML., Kristjansson, AL (2016). Energy drink consumption and substance use risk in middle school students. Preventive Medicine Reports, 3, 279 – 282.
44. Kristjansson, AL., Sigfusdottir, ID., Thorlindsson, T., Mann, MJ., Sigfusson, J., Allegrante, JP. (2016). Population trends in smoking, alcohol use, and primary prevention variables among adolescents in Iceland, 1997-2014. Addiction, 111, 645-652.
43. Mann, M.J., Haley, P., Smith, M.L., & Kristjansson, A.L. (2016). REAL Girls at Chico Junior High: Enhancing Relevance in Clinical Preparation Experiences. In P.B. Howell, J. Carpenter & J. Jones (Eds.), Clinical Preparation at the Middle Level: Practices and Possibilities (pp. 205-231). Charlotte, NC: IAP.
42. Kristjansson, A.L., Mann, M.J., Sigfusdottir, I.D. (2015). Licit and illicit substance use by adolescent e-cigarette users compared to conventional cigarette smokers, dual users, and non-users. Journal of Adolescent Health, 57, 562-564.
41. Owens, S., Kristjansson, AL., Hunte, HE. (2015). A Differential Item Functional Analysis by Age of Perceived Interpersonal Discrimination in a Multi-racial/ethnic Sample of Adults. Ethnicity & Disease, 25(4), 479-486.
40. Kristjansson, A.L., Sigfusdottir, I.D. (2015). E-cigarette use and relations to tobacco and alcohol use among adolescents. BMC Medicine, 13: 103.
39. Kristjansson, AL., Elliott, E., Bulger, S., Jones, E., Taliaferro, AR., Neal, W. (2015). Needs Assessment of Child and Adolescent Physical Activity Opportunities in Rural West Virginia: The McDowell CHOICES planning effort. BMC Public Health, 15: 327.
38. Kristjansson, AL., Mann, MJ., Sigfusdottir, ID., James, JE. (2015). Mode of daily caffeine consumption among adolescents and the practice of mixing alcohol with energy drinks: Relationships to drunkenness. Journal of Studies on Alcohol and Drugs, 76(3), 397-405.
37. Mann, MJ., Kristjansson, AL., Sigfusdottir, ID., Smith, M. (2015). The Role of Community, Parent, Peer, and School Factors in Adolescent Bullying Behavior and Victimization: Implications for School-based Intervention. Journal of School Health, 85, 477-486.
36. James, JE., Kristjansson, AL., Sigfusdottir, ID. (2015). A Gender-Specific Analysis of Adolescent Dietary Caffeine, Alcohol Consumption, Anger, and Violent Behavior. Substance Use & Misuse, 50(2), 257-267.
35. Mann, M.J., Smith, M.L., Kristjansson, A.L. (2015). Improving Academic Self-Efficacy, School Connectedness, and Identity in Struggling Middle School Girls: A Quasi-Experimental Study of the REAL Girls Program. Health Education & Behavior, 42(1), 117-126.
34. Jones, E., Elliot, E., Bulger, S., Taliaferro, AR., Kristjansson, AL., Neal, W., Allar, I. (2014). Feasibility Study of Comprehensive School Physical Activity Programs in Appalachian Communities: The McDowell CHOICES Project. Journal of Teaching in Physical Education, 33(4), 467-491.
33. Hohwü, L., Gissler, M., Sjöberg, A., Biehl, AM., Kristjansson, AL., Obel, C. (2014). Prevalence of overweight in 2 to 17 year-old children and adolescents whose parents live separately: A Nordic cross-sectional study. BMC Public Health 14:1216.
32. Taehtinen, RE., Sigfusdottir, ID., Helgason, AR., Kristjansson, AL. (2014). Electronic Screen Use and Selected Somatic Symptoms in 10-12 Year Old Children. Preventive Medicine, 67, 128-133.
31. Mann, M.J., Kristjansson, A.L., Sigfusdottir, I.D., Smith, M.L. (2014). The Impact of Negative Life Events on Young Adolescents: Comparing the Relative Vulnerability of Middle Level, High School, and College-Age Students. Research in Middle Level Education Online, 38(2), 1-13.
30. Eidsdottir, S.T., Kristjansson, A.L., Sigfusdottir, I.D., Garber, C.E., Allegrante, J.P. (2014). Association between higher BMI and depressive symptoms in Icelandic adolescents: the mediational function of body image. European Journal of Public Health, 24(6), 887-991.
29. Kristjansson, AL., Sigfusdottir, ID., Mann, MJ., James, JE. (2014). Caffeinated Sugar-Sweetened Beverages and Common Physical Complaints in Icelandic Children Aged 10-12 Years. Preventive Medicine 58, 40-44.
28. Kristjansson, AL., Sigfusdottir, ID., Sigfusson, J., Allegrante, JP. (2014). Self-Generated Identification Codes in Longitudinal Prevention Research with Adolescents: A Pilot Study of Matched and Unmatched Subjects. Prevention Science, 15, 204-112.
27. Kristjansson, A.L., Sigfusdottir, I.D., Allegrante, J.P. (2013). Adolescent substance use and peer use: A multilevel analysis of cross-sectional population data. Substance Abuse Treatment, Prevention, and Policy, 8:27.
26. Kristjansson AL, Sigfusson J, Sigfusdottir ID, Allegrante, JP (2013). Data collection procedures for school-based surveys among adolescents: the Youth in Europe Study. Journal of School Health, 83, 662-667.
25. Kristjansson, A.L., Sigfusdottir, I.D., Frost, S.S., & James, J.E. (2013). Adolescent Caffeine Consumption and Self-reported Violence and Conduct Disorder. Journal of Youth and Adolescence, 42, 1053-1062.
24. Eidsdottir, ST., Kristjansson, AL., Sigfusdottir, ID., Garber, CE., Allegrante, JP. (2013). Secular trends in overweight and obesity among Icelandic adolescents: Do parental education levels and family structure play a part? Scandinavian Journal of Public Health, 41, 384-391.
23. Yang, F., Helgason, A.R., Sigfusdottir, I.D., Kristjansson, A.L. (2013). Electronic Screen Use and Mental Well-being of 10-12 year old children. European Journal of Public Health, 23(3), 492-498.
22. Sigfusdottir, I.D., Kristjansson, A.L., Agnew, R. (2012). A Comparative Analysis of General Strain Theory. Journal of Criminal Justice, 40, 117-127.
21. Matthiasdottir, E., Jonsson, S.H., Kristjansson, A.L. (2012). Body Weight Dissatisfaction in the Icelandic Adult Population: A Normative Discontent? European Journal of Public Health, 22, 116-121.
20. Thorisdottir, I.E., Kristjansson, AL., Sigfusdottir, ID., Allegrante, JP. (2012). The landscape of overweight and obesity in Icelandic adolescents: Geographic variation in body-mass index between 2000 and 2009. Journal of Community Health, 37: 234-241.
19. Kristjansson, AL., Sigfusdottir, ID., Allegrante, JP., James, JE. (2011). Adolescent Caffeine Consumption, Daytime Sleepiness and Anger. Journal of Caffeine Research, 1(1), 75-82.
18. Gunnlaugsson, G., Kristjansson, A.L., Einarsdottir, J., Sigfusdottir, I.D. (2011). Intra-familial conflict and Emotional Well-being: A Population Based Study Among Icelandic Adolescents. Child Abuse & Neglect, 35, 372-381.
17. Kristjansson, A.L., Sigfusdottir, I.D., Karlsson, T., Allegrante, J.P. (2011). The Perceived Parental Support (PPS) Scale: Validity and reliability in the 2006 Youth in Europe substance use prevention survey. Child Indicators Research, 4, 515-528.
16. James, JE., Kristjansson, AL., Sigfusdottir, ID. (2011). Adolescent Substance Use, Sleep, and Academic Achievement: Evidence of Harm Due to Caffeine. Journal of Adolescence, 34, 665-673.
15. Sigfusdottir, ID., Kristjansson, AL., Gudmundsdottir, ML., Allegrante, JP. (2011). Substance use prevention through school and community-based health promotion: A transdisciplinary approach from Iceland. Global Health Promotion, 18(3), 23-26.
14. Sigfusdottir, ID., Kristjansson, AL., Gudmundsdottir, ML., Allegrante, JP. (2010). A collaborative community approach to adolescent substance misuse in Iceland. International Psychiatry, 7(4), 86-88.
13. Kristjansson, AL., James, JE., Allegrante ,JP., Sigfusdottir, ID., Helgason, AR. (2010). Adolescent substance use, parental monitoring, and leisure time activities: 12-year outcomes of primary prevention in Iceland. Preventive Medicine, 51, 168-171.
12. Eidsdottir, ST., Kristjansson, AL., Sigfusdottir, ID., Garber, CE., Allegrante, JP. (2010). Trends in Body Mass Index among Icelandic Adolescents and Young Adults from 1992 to 2007. International Journal of Environmental Research and Public Health, 7, 2197-2207.
11. Kristjansson, AL., Sigfusdottir, ID., James, J., Allegrante, JP., Helgason, AR. (2010). Perceived Parental Reactions and Peer Respect as Predictors of Adolescent Cigarette Smoking and Alcohol Use. Addictive Behaviors, 35, 256-259.
10. Kristjansson, AL., Sigfusdottir, ID., Allegrante, JP. (2010). Health Behavior and Academic Achievement among Adolescents: The Relative Contribution of Dietary Habits, Physical Activity, BMI and Self-Esteem. Health Education & Behavior, 37(1), 51-64.
9. Kristjansson, AL., Sigfusdottir, ID., Allegrante, JP., Helgason, AR. (2009). Parental Divorce and Adolescent Cigarette Smoking and Alcohol Use: Assessing the Importance of Family Conflict. Acta Pædiatrica, 98, 537-542.
8. Sigfusdottir, ID., Thorlindsson, Th., Kristjansson, AL., Roe, KM., Allegrante, JP. (2009). Substance use prevention for adolescents: The Icelandic Model. Health Promotion International, 24(1), 16-25.
7. Kristjansson, AL., Sigfusdottir, ID., Allegrante, JP.. Helgason, ÁR. (2009). Adolescent Health Behavior, Contentment in School, and Academic Achievement. American Journal of Health Behavior, 33(1), 69-79.
6. Kristjansson, AL., Sigfusdottir, ID. (2009). The Role of Parental Support, Parental Monitoring and Time Spent With Parents in Adolescent Academic Achievement in Iceland: A Structural Model of Gender Differences. Scandinavian Journal of Educational Research, 53(5), 481-496.
5. Sigfusdottir, ID, Kristjansson, AL, Thorlindsson, Th, Allegrante, JP. (2008). Trends in prevalence of substance use among Icelandic adolescents, 1995-2006. Substance Abuse Treatment, Prevention, and Policy, 3:12.
4. Kristjansson, AL., Sigfúsdóttir, ID., Allegrante, JP., Helgason, ÁR. (2008). Social correlates of cigarette smoking among Icelandic adolescents: a population-based cross-sectional study. BMC Public Health, 8:86.
3. Eidsdottir, STH., Kristjansson, AL., Sigfusdottir, ID., Allegrante, JP. (2008). Trends in Physical Activity and Participation in Sport Clubs among Icelandic Adolescents. European Journal of Public Health, 18(3), 289-293.
2. Sigfusdottir, ID., Kristjansson, AL., Allegrante, JP. (2007). Health Behavior and Academic Achievement in Icelandic School Children. Health Education Research, 22(1), 70-80.
1. Kristjansson, AL. (2007). On Social Equality and Perceptions of Insequrity: A Comparison Study Between Two European Countries. European Journal of Criminology, 4(1), 59-86.