Journal Articles

Thomas Graydon-Guy, BA(Hons).

Thomas performs a range of technical tasks at the research centre. His main responsibilities include programming telephone, internet and field surveys, and preparing the collected data for analysis.

Email: t.graydon-guy@massey.ac.nz

Wilkins, C., Romeo, J., Rychert, M., & Graydon-Guy, T. (2024). Exploring the substitution of cannabis for alcohol and other drugs among a large convenience sample of people who use cannabis. Harm Reduction Journal, 21(1), 192. doi:10.1186/s12954-024-01111-w A638

Casswell, S., Huckle, T., Parker, K., Graydon-Guy, T., Leung, J., Parry, C., Torun, P., Sengee, G., Pham, C., Gray-Phillip, G., Callinan, S., Chaiyasong, S., MacKintosh, A. M., Meier, P., & Randerson, S. (2023). Effective alcohol policies are associated with reduced consumption among demographic groups who drink heavily. Alcohol Clinical and Experimental Research, 47(4), 786-795. https://doi.org/10.1111/acer.15030 A578

Leung, J. Y. Y., Casswell, S., Parker, K., Huckle, T., Romeo, J., Graydon-Guy, T., Byron, K., Callinan, S., Chaiyasong , S., Gordon, R., Harker, N., Mackintosh, A. M., Meier, P., Paraje, G., Parry, C. D. H., Cuong Pham, Petersen Williams, P., Randerson, S., Schelleman-Offermans, K., Sengee, G., Torun, P., van Dalen, W. (2023). Effective alcohol policies and lifetime abstinence: an analysis of the International Alcohol Control (IAC) Policy Index. Drug and Alcohol Review, 42(3), 704-713. https://onlinelibrary.wiley.com/doi/full/10.1111/dar.13582. A570

Casswell S., Huckle T., Parker K., Romeo J., Graydon-Guy T., Leung J., Byron, K., Callinan, S., Chaiyasong, S., Gordon, R., MacKintosh, A. M., Meier, P., Paraje, G., Parry, C. D. H., Pham, C., Petersen Williams, P., Randerson, S., Schelleman-Offermans, K., Sengee, G., Torun, P., van Dalen, W., Harker, N. (2022) Benchmarking alcohol policy based on stringency and impact: The International Alcohol Control (IAC) policy index. PLOS Global Public Health 2(4): e0000109. https://doi.org/10.1371/journal.pgph.0000109

Rychert, M., Parker, K., Wilkins, C., Graydon-Guy, T. (2021). Predictors of medicinal cannabis users' willingness to utilise a new prescription Medicinal Cannabis Scheme in New Zealand. New Zealand Medical Journal, 134(1534), 66–75. A521

Wilkins, C., Romeo, J.S., Rychert, M., & Graydon-Guy, T. (2020). Determinants of the retail price of illegal drugs in New Zealand. International Journal of Drug Policy. Published online ahead of print April 10, doi: 10.1016/j.drugpo.2020.102728. A489

Rychert, M., Romeo, J. S., Wilkins, C., & Graydon-Guy, T. (2020). Could the community trust model be applied to regulate cannabis? Findings from a survey of two alcohol licensing trust communities in New Zealand. Drugs: Education, Prevention and Policy, 1-9. doi:10.1080/09687637.2019.1707776 A487

Rychert, M., Wilkins, C., Parker, K., Graydon-Guy, T. (2020). Exploring medicinal use of cannabis in a time of policy change in New Zealand. New Zealand Medical Journal, 22 May, 133, 54-69. A486

Wilkins, C., Romeo, J., Rychert, M., Prasad, J., & Graydon-Guy, T. (2018). Determinants of high availability of methamphetamine, cannabis, LSD and ecstasy in New Zealand: Are drug dealers promoting methamphetamine rather than cannabis? International Journal of Drug Policy, 61, 15-22. doi: 10.1016/j.drugpo.2018.09.007. A455

Huckle, T., Casswell, S., Mackintosh, A.-M., Chaiyasong, S., Pham V, C., Morojele, N., Parry, C., P, M., Holmes, J., Callinan, S., Piazza, M., Kazantseva, E., Bayandorj, T., Gray-Phillip, G., Haliday, S., Chun, S., Welch, M., Graydon-Guy, T., Parker, K. (2018). The International Alcohol Control Study (IAC): Methodology and Implementation. Drug and Alcohol Review, published online 2 Jan, DOI: 10.1111/dar.12650. http://onlinelibrary.wiley.com/doi/10.1111/dar.12650/epdf. A419