Agostinelli, G and Grube, Joel W and Morgan, Mark (2003) Social distancing in adolescents' perceptions of alcohol use and social disapproval: The moderating roles of culture and gender. Journal of Applied Social Psychology, 33, (11), pp. 2354-2372. https://www.researchgate.net/deref/http%3A%2F%2Fdx.doi.org%2F10.1111%2Fj.1559-1816.2003.tb01889.x.

Bjarnason, Thoroddur and Andersson, Barbro and Morgan, Mark and Choquet, Marie and Elekes, Zsuzsanna and Rapinett, Gertrude (2003) Alcohol culture, family structure and adolescent alcohol use: multilevel modelling of frequency of heavy drinking among 15-16 year old students in 11 European countries. Journal of Studies on Alcohol, 64, (2), pp. 200-208. https://doi.org/10.15288/jsa.2003.64.200.

Boldt, Scott and Devine, Brendan and MacDevitt, Delma and Morgan, Mark (1998) Educational disadvantage and early school-leaving. Dublin: Combat Poverty Agency.

Morgan, Mark, ed. Collins, Claire and Connolly, Johnny and Crowley, Dominique and Morgan, Mark (2004) An overview of scientific and other information on cannabis. Dublin: Stationery Office.

Grube, Joel W and Chen, MJ and Madden, PA and Morgan, Mark (1997) Drinking and drinking problems: a cross-national comparison of Irish and American adolescents. European Addiction Research, 3, (2), pp. 75-82.

Grube, Joel W and Morgan, Mark (1990) Attitude-social support interactions: contingent consistency effects in the prediction of adolescent smoking, drinking and drug use. Social Psychology Quarterly, 53, (4), pp. 329-339.

Grube, Joel W and Morgan, Mark (1990) The structure of problem behaviours among Irish adolescents. British Journal of Addiction, 85, (5), pp. 667-675.

Grube, Joel W and Morgan, Mark (1990) The development and maintenance of smoking, drinking and other drug use among Dublin post-primary pupils. Dublin: ESRI.

Economic and Social Research Institute. Grube, Joel W and Morgan, Mark (1986) Smoking, drinking and other drug use among Dublin post-primary school pupils. Dublin: ESRI.

Grube, Joel W and Morgan, Mark and Kearney, Kathleen A (1989) Using self-generated identification codes to match questionnaires in panel studies of adolescent substance use. Addictive Behaviors, 14, (2), pp. 159-171.

Hibell, Bjorn and Andersson, Barbro and Bjarnason, Thoroddur and Ahlstrom, Salme and Balakireva, Olga and Kokkevi, Anna and Morgan, Mark (2000) The 1999 ESPAD report: alcohol and other drug use among students in 30 European countries. Swedish Council for Information on Alcohol and Other Drugs, CAN, Council of Europe, Co-operation Group to Combat Drug Abuse and Illicit Trafficking in Drugs (Pompidou Group).

Hibell, Bjorn and Andersson, Barbro and Bjarnason, Thoroddur and Ahlstrom, Salme and Balakireva, Olga and Kokkevi, Anna and Morgan, Mark (2004) ESPAD report 2003: alcohol and other drug use among students in 35 European countries. Swedish Council for Information on Alcohol and Other Drugs, CAN, Council of Europe, Co-operation Group to Combat Drug Abuse and Illicit Trafficking in Drugs (Pompidou Group).

Mayock, Paula and Morgan, Mark and Kitching, Karl (2007) Relationships and sexuality education (RSE) in the context of social, personal and health education (SPHE): an assessment of challenges to full implementation of the programme in post-primary schools. Dublin: Department of Education and Science, Crisis Pregnancy Agency.

Morgan, Mark (2004) Evaluation of Certificate in Addiction Studies (NUI Maynooth) delivered by Drugs Awareness Programme (Crosscare, Clonliffe College). (Unpublished) Unpublished.

Morgan, Mark (1998) What are the major influences on initiation into drugs? Irish Scientist Yearbook, p. 158.

Morgan, Mark (2001) Underage drinking in Ireland: a study of Bray, a representitive area. Cider Industry Council.

Morgan, Mark (1997) NIC 1 SAOL evaluation report. (Unpublished) Dublin: SAOL Project.

Morgan, Mark (1998) The substance misuse prevention programme: a formative evaluation. (Unpublished) Dublin: Department of Education and Science.

Morgan, Mark (1999) Awareness FC drugs prevention programme: an evaluation. Dublin: Finglas Youth Service.

Morgan, Mark (1997) Healthy schools project: evaluation report. Navan: North Eastern Health Board.

National Advisory Committee on Drugs. Morgan, Mark (2001) Drug use prevention: an overview of research. Dublin: National Advisory Committee on Drugs.

Morgan, Mark (2003) The Walk Tall programme: an evaluation. Dublin: Social, Personal & Health Education Support Service.

Morgan, Mark and Brand, Kate (2009) European Schools Survey Project on Alcohol and Other Drugs (ESPAD): Results for ESPAD 2007: Ireland. Dublin: Stationery Office.

Morgan, Mark and Doorley, Patrick and Hynes, M and Joy, S (1994) An evaluation of a smoking prevention programme with children from disadvantaged communities. Irish Medical Journal, 87, (2), pp. 56-57.

Morgan, Mark and Grube, Joel W (1991) Closeness and peer group influence. British Journal of Social Psychology, 30, pp. 159-169.

Morgan, Mark and Grube, Joel W (1994) Lifestyle changes: a social psychological perspective with reference to cigarette smoking among adolescents. Irish Journal of Psychology, 15, (1), pp. 179-190.

Morgan, Mark and Grube, Joel W (1997) Correlates of change in adolescent alcohol consumption in Ireland: implications for understanding influences and enhancing interventions. Substance Use & Misuse, 32, (5), pp. 609-619.

Morgan, Mark and Grube, Joel W (1994) The Irish and alcohol: a classic case of ambivalence. Irish Journal of Psychology, 15, (2-3), pp. 390-403.

Morgan, Mark and Grube, Joel W (1989) Adolescent cigarette smoking: a developmental analysis of influences. British Journal of Developmental Psychology, 7, (5), pp. 179-189.

Morgan, Mark and Grube, Joel W (1989) Drug use in Irish schools: a comparison with other countries. Oideas : Journal of the Department of Education, 34, pp. 21-31.

Morgan, Mark and Hibell, Bjorn and Andersson, Barbro and Bjarnason, Thoroddur and Kokkevi, Anna and Narusk, Anu (1999) The ESPAD study: implications for prevention. Drugs: Education, Prevention and Policy, 6, (2), pp. 243-256.

Morgan, Mark and Kett, Mary (2002) The prison adult literacy survey results and implications. Dublin: Irish Prison Service.

Morgan, Mark and Morrow, Ruby and Lillis, Miriam and Sheehan, Ann Marie (1996) Prevention of substance misuse: rationale and effectiveness of the programme 'on my own two feet'. Oideas : Journal of the Department of Education, 44, pp. 5-25.

Morgan, Mark and Rochford, Sarah and Sheehan, Aideen (2016) Adversity in childhood – outcomes, risk and resilience. Dublin: Centre for Effective Services. Access Evidence no. 1.

O'Cathail, SM and O'Connell, OJ and Long, N and Morgan, Mark and Eustace, JA and Plant, BJ and Hourihane, JO (2011) Association of cigarette smoking with drug use and risk taking behaviour in Irish teenagers. Addictive Behaviors, 36, (5), pp. 547-550. doi: 10.1016/j.addbeh.2011.01.012.

Rochford, Sarah and Morgan, Mark and Quinn, Dearbhla and Farren, Niamh (2018) Youth mental health in Ireland and Northern Ireland. An AcCESs evidence report. Dublin: Centre for Effective Services.

Williams, James and Thornton, Maeve and Morgan, Mark and Quail, Amanda and Smyth, Emer and Murphy, Daraine and O'Mahony, Desmond (2018) Growing Up In Ireland: the lives of 13 year olds. Dublin: Stationery Office.