Feather, G., & Williams, M. N. (in press). A psychometric evaluation of the Climate Change Anxiety Scale. New Zealand Journal of Psychology. Postprint: https://doi.org/10.31234/osf.io/uzf7j
Valdes, E. A., Liu, J. H., Williams, M. N., & Carr, S. C. (in press). A cross-cultural test of competing hypotheses about system justification using data from 42 nations. Political Psychology. Preprint: https://www.researchgate.net/publication/383952893_A_Cross-Cultural_Test_of_Competing_Hypotheses_About_System_Justification_Using_Data_From_42_Nations
McLean, T., Williams, M. N., & Stephens, C. (in press). How did the depression and anxiety levels of older New Zealanders change during the COVID-19 pandemic? Psychology, Health & Medicine. Preprint (with different title): https://doi.org/10.31234/osf.io/p4ae2
Williams, M. N., Marques, M. d., Kerr, J. R., Hill, S. R., Ling, M., & Clarke, E. J. R. (2024). Increased belief in one conspiracy theory leads to increased belief in others over time. PsyArXiv. https://doi.org/10.31234/osf.io/qpgvh
Henry, N. I. N., Pedersen, M., Williams, M. N., Martin, J. L. B., & Donkin, L. (2024). A hormetic approach to the value-loading problem: Preventing the paperclip apocalypse? ArXiv. https://arxiv.org/abs/2402.07462
Henry, N. I. N., Pedersen, M., Williams, M. N., Martin, J. L. B., & Donkin, L. (2023). Reducing echo chamber effects: An allostatic regulator for recommendation algorithms. Research Square. https://doi.org/10.21203/rs.3.rs-3708350/v1
Paing, L. A., O’Keefe, K. M. P., McMurtrie, B. L., & Williams, M. N. (2023). Does answering survey questions about mental health cause distress? PsyArXiv. https://doi.org/10.31234/osf.io/pqnvx
Damnjanovic, N., Williams, M. N., & Ross, K. (2023). The “ACT-ive” pursuit of loss and gain: The impact of an Acceptance and Commitment Therapy-based intervention on post weight-loss surgery individuals. PsyArXiv. https://doi.org/10.31234/osf.io/5mbeq
van Beynen, J., & Williams, M. N. (2023). Communicating the scientific consensus on climate change: A preregistered test of the gateway belief model with a one-week time delay. PsyArXiv. https://doi.org/10.31234/osf.io/f3svr
Williams, M. N., Anderson, R. C., Fox, N., Skinner, C. M., & McMurtrie, B. (2022). Evidence for a positive relationship between perceived stress and belief in conspiracy theories. PsyArXiv. https://doi.org/10.31234/osf.io/gca56
Williams, M. N., & Gill, C. M. (2020). Preregistered replication of Stoeber (2012): Dyadic perfectionism in romantic relationships. PsyArXiv. https://psyarxiv.com/2br58
Birchall, M., Drummond, A., & Williams, M. N. (2024). Antecedents of bullying victimisation in adolescents: a fresh look at Aotearoa New Zealand. Kōtuitui: New Zealand Journal of Social Sciences Online. Advance online publication. https://doi.org/10.1080/1177083X.2024.2385427
Beaudry, J. L., Williams, M. N., Philipp, M. C., & Kothe, E. J. (2024). What do incoming university students believe about open science practices in psychology? Teaching of Psychology, 51(3), 269-276. https://doi.org/10.1177/00986283221100276 Postprint: https://doi.org/10.31234/osf.io/rq3zs
McMurtrie, B. L., Philipp, M. C., Hebden, R. T., & Williams, M. N. (2024). Development and validation of the Affective Polarization Scale. International Review of Social Psychology, 37,(1), 11. https://doi.org/10.5334/irsp.926
Williams, M. N., Ling, M., Kerr, J. R., Hill, S. R., Marques, M. D., Mawson, H., & Clarke, E. J. R. (2024). People do change their beliefs about conspiracy theories—but not often. Scientific Reports, 14, 3836. https://doi.org/10.1038/s41598-024-51653-z
Doyle, E. E. H., Thompson, J., Hill, S. R., Williams, M., Paton, D., Harrison, S. E., Bostrom, A., & Becker, J. S. (2024). Differences in perceived sources of uncertainty in natural hazards science advice: Lessons for cross-disciplinary communication. Frontiers in Communication, 9. https://doi.org/10.3389/fcomm.2024.1366995
Fox, N. D., & Williams, M. N. (2023). Do stress and anxiety lead to belief in conspiracy theories? Routledge Open Research. https://doi.org/10.12688/routledgeopenres.17925.1 [version 1; peer review: 5 approved]
Garea, S. S., Sauer, J. D., Hall, L. C., Williams, M. N., & Drummond, A. (2023). The potential relationship between loot box spending, problem gambling, and obsessive-compulsive gamers. Journal of Behavioral Addictions, 12(3), 733-743. https://doi.org/10.1556/2006.2023.00038 (open access)
Doyle, E. E. H., Thompson, J., Hill, S. R., Williams, M. N., Paton, D., Harrison, S., Borstom, A., & Becker, J. (2023). Where does scientific uncertainty come from, and from whom? Mapping perspectives of natural hazards science advice. International Journal of Disaster Risk Reduction, 96(1), 103948. https://doi.org/10.1016/j.ijdrr.2023.103948 (open access)
Henry, N., Pederson, M., Williams, M. N., & Donkin, L. (2023). Behavioral posology: A novel paradigm for modeling the healthy limits of behaviors. Advanced Theory and Simulations, 6(9), 2300214. https://doi.org/10.1002/adts.202300214 (open access)
Faulkner, J., Theadom, A., Snell, D., & Williams, M. N. (2023). Network analysis applied to post-concussion symptoms in two mild traumatic brain injury samples. Frontiers in Neurology, 14. https://doi.org/10.3389/fneur.2023.1226367 (open access)
Gibson, C., Williams, M. N., Ross, K., & de Vries, N. (2023). Distress, self-efficacy, feeling informed and the Babble app: A New Zealand neonatal parent sample. Journal of Neonatal Nursing, 29(2), 273-277. https://doi.org/10.1016/j.jnn.2022.06.004 Preprint: https://doi.org/10.31234/osf.io/nguk8
Henry, N., Donkin, L., Williams, M. N., & Pedersen, M. (2022). m-Health technologies for managing problematic pornography use: A literature review and content analysis of current apps. JMIR Formative Research. https://doi.org/10.2196/39869 (open access)
Valdes, E. A., Liu, J. H., & Williams, M. N. (2022). Testing the status-legitimacy hypothesis: Predicting system justification using objective and subjective socioeconomic status in China and the United States. Asian Journal of Social Psychology, 26(2), 238-253. https://doi.org/10.1111/ajsp.12555 (open access)
Marques, M., Hill, S. R., Clarke, E. J. R., Williams, M. N., Ling, M., Kerr, J. R., Douglas, K. M., Cichocka, A., & Sibley, C. G. (2022). Democracy and belief in conspiracy theories in New Zealand. Australian Journal of Political Science, 57(3), 264-279. https://doi.org/10.1080/10361146.2022.2122773 Postprint: https://doi.org/10.31234/osf.io/s8qf4
Hudson-Doyle, E. H., Harrison, S. E., Hill, S. R., Williams, M. N., Paton, D., & Bostrom, A. (2022). Eliciting mental models of science and risk for disaster communication: A scoping review of methodologies. International Journal of Disaster Risk Reduction, 77(103084). https://doi.org/10.1016/j.ijdrr.2022.103084 (open access)
Williams, M. N., Marques, M. D., Hill, S. R., Kerr, J. R., & Ling, M. (2022). Why are beliefs in different conspiracy theories positively correlated across individuals? Testing monological network versus unidimensional factor model explanations [Registered Report]. British Journal of Social Psychology, 61(3), 1011-1031. https://doi.org/10.1111/bjso.12518 Stage 1 manuscript, data, code, materials: https://osf.io/y3rfz/ Stage 2 manuscript: https://doi.org/10.31234/osf.io/xyf46
Williams, M. N., & Marshall-Edwards, S. (2022). Conceptual replication of Seo (2008), “Self-efficacy as a mediator in the relationship between self-oriented perfectionism and academic procrastination”. Current Issues in Personality Psychology, 10(2). https://doi.org/10.5114/cipp.2021.110948 (open access)
Dodge, A., Gibson, C. M. B., Williams, M. N., & Ross, K. (2022). Exploring the needs and coping strategies of New Zealand parents in the neonatal environment. Journal of Paediatrics and Child Health, 58(6), 1060-1065. https://doi.org/10.1111/jpc.15908 (open access)
Holman, M., & Williams, M. N. (2022). Suicide risk and protective factors: A network approach. Archives of Suicide Research, 26(1), 137-154. https://doi.org/10.1080/13811118.2020.1774454 Preprint: https://doi.org/10.31234/osf.io/rf4ej
Feather, G., & Williams, M. N. (2022). The moderating effects of psychological flexibility and psychological inflexibility on the relationship between climate concern and climate-related distress. Journal of Contextual Behavioral Science, 23, 137-143. https://doi.org/10.1016/j.jcbs.2021.12.007
Marques, M. D, Ling, M., Williams, M. N., Kerr, J., & McLennan, J. (2022). Australasian public awareness and belief in conspiracy theories: Motivational correlates. Political Psychology, 43(1), 177-198. https://doi.org/10.1111/pops.12746 Preprint: https://doi.org/10.31234/osf.io/vr896 Free author version: https://onlinelibrary.wiley.com/doi/epdf/10.1111/pops.12746
Williams, M. N., & Hill, S. R. (2022). Inferences about the effect of lockdowns on mental health require causal identification strategies: A reply to Thornley et al. [Letter to the editor]. Journal of Paediatrics and Child Health, 58(1), 216-217. https://doi.org/10.1111/jpc.15853 Preprint: https://doi.org/10.31234/osf.io/u7jfa
Brown, N. J. L., van Rongen, J. B., van der Velde, J., & Williams, M. N. (2021). A reproduction of the results of Onyike et al. (2003). Meta-Psychology, 5. https://doi.org/10.15626/MP.2019.2071
Gibson, C., Ross, K., Williams, M. N., & de Vries, N. (2021). The experiences of mothers in a neonatal unit and their use of the Babble app. SAGE Open. https://doi.org/10.1177/21582440211023170
Williams, M. N. (2021). Levels of measurement and statistical analyses. MetaPsychology. https://doi.org/10.15626/MP.2019.1916
Garea, S. S., Drummond, A., Sauer, J. D., Hall, L. C., & Williams, M. N. (2021). Meta-analysis of the relationship between problem gambling, excessive gaming and loot box spending. International Gambling Studies, 21(3), 460-479. https://doi.org/10.1080/14459795.2021.1914705 Preprint: https://doi.org/10.31234/osf.io/ug4jy
Marques, M. D., Kerr, J., Williams, M. N., Ling, M., & McLennan, J. (2021). Associations between conspiracism and the rejection of scientific innovations. Public Understanding of Science, 30(7), 854-867. https://doi.org/10.1177/09636625211007013 Preprint: https://doi.org/10.31234/osf.io/y9mnb
Smith, J. H., Kempton, H. M., Williams, M. N., & van Ommen, C. (2021). Mindfulness as practice: A network analysis of FMI data. Counselling and Psychotherapy Research, 21(4), 899-909. https://doi.org/10.1002/capr.12400 Postprint: https://doi.org/10.31234/osf.io/4rymb
Kember, S., & Williams, M. N. (2021). Autism in Aotearoa: is the RAADS-14 a valid tool for a New Zealand population? [Registered Report] European Journal of Psychological Assessment, 37(3), 247-257. https://doi.org/10.1027/1015-5759/a000598 Stage 1, data, code: https://osf.io/4szdg/ Postprint: https://mro.massey.ac.nz/handle/10179/15518
Holman, M., & Williams, M. N. (2020). Young New Zealanders’ beliefs about youth suicide and how it can be prevented. New Zealand Journal of Psychology, 49(1), 22-28. https://www.psychology.org.nz/application/files/7615/9538/4266/Holman_and_Williams_22-28.pdf (open access)
Scott-Campbell, C. A., & Williams, M. N. (2020). Validating the workplace dignity scale. Collabra: Psychology, 6(1), 31. http://doi.org/10.1525/collabra.337 (open access)
Williams, M. N., & Jaftha, B. A. (2020). Perceptions of powerlessness are negatively associated with taking action on climate change: A Preregistered Replication. Ecopsychology, 12(4), 257-266. https://doi.org/10.1089/eco.2020.0012 Postprint: https://doi.org/10.31234/osf.io/ers4v
Williams, M. N., & Bond, C. M. C. (2020). A preregistered replication of “Inoculating the public against misinformation about climate change”. Journal of Environmental Psychology, 70, 101456. https://doi.org/10.1016/j.jenvp.2020.101456 Postprint: https://doi.org/10.31234/osf.io/hqme7
Williams, M. N., & Albers, C. (2019). Dealing with distributional assumptions in preregistered research. Meta-Psychology, 3. https://doi.org/10.15626/MP.2018.1592
O’Donnell, M., Nelson, L. D., Ackermann, E., Aczel, B., Akhtar, A., Aldrovandi, S., … Williams, M. N., … Zrubka, M. (2018; 118 authors). Registered replication report: Dijksterhuis & van Knippenberg (1998). Perspectives on Psychological Science, 13(2), 268-294. https://doi.org/10.1177%2F1745691618755704
Lakens, D., Adolfi, F. G., Albers, C. J., Anvari, F., Apps, M. A. J., Argamon S, E., … Williams, M. N., … Zwaan, R. A. (2018; 87 authors). Justify your alpha: A response to “Redefine Statistical Significance”. Nature Human Behaviour, 2, 168-171. https://doi.org/10.1038/s41562-018-0311-x
Williams, M. N., Bååth, R. A., & Philipp, M. C. (2017). Using Bayes factors to test hypotheses in developmental research. Research in Human Development, 14(4), 321–337. https://doi.org/10.1080/15427609.2017.1370964 Published version: http://www.sumsar.net/papers/williams_2017_bayes_factors.pdf
Veale, J. F., & Williams, M. N. (2017). The psychometric properties of a brief version of the Systemizing Quotient. European Journal of Psychological Assessment, 33(3), 173–180. https://doi.org/10.1027/1015-5759/a000283 Postprint: https://mro.massey.ac.nz/handle/10179/16661
Furness, K., Williams, M. N., Veale, J. F., & Gardner, D. H. (2017). Maximizing potential: The effects of Project K on self-efficacy, resilience, and connectedness. New Zealand Journal of Psychology, 46(1), 14-23. https://www.psychology.org.nz/journal-archive/The-Psychological-Effects-of-the-Youth-Development-Programme-Project-K.pdf (open access)
Towers, A., Williams, M. N., Hill, S. R., Philipp, M. C., & Flett, R. (2016). What makes for the most intense regrets? Comparing the effects of several theoretical predictors of regret intensity. Frontiers in Psychology, 7. https://doi.org/10.3389/fpsyg.2016.01941 (open access). Data and code: https://github.com/mattnw/Towers-et-al-Regret
Williams, M. N., Hill, S. R., & Spicer, J. (2015). The relationship between temperature and assault in New Zealand. Climatic Change, 132(4), 559–573. https://doi.org/10.1007/s10584-015-1438-7 Postprint: https://doi.org/10.31234/osf.io/sufkj
Williams, M. N., Hill, S. R., & Spicer, J. (2015). Will climate change increase or decrease suicide rates? The differing effects of geographical, seasonal, and irregular variation in temperature on suicide incidence. Climatic Change, 130(4), 519–528. https://doi.org/10.1007/s10584-015-1371-9 Postprint: https://doi.org/10.31234/osf.io/cbzn9
Williams, M. N., Hill, S. R., & Spicer, J. (2015). Do hotter temperatures increase the incidence of self-harm hospitalisations? Psychology, Health and Medicine, 21(2), 226–235. https://doi.org/10.1080/13548506.2015.1028945 Postprint: https://doi.org/10.31234/osf.io/cp5dm
Williams, M. N., Grajales, C. A. G., & Kurkiewicz, D. (2013). Assumptions of multiple regression: correcting two misconceptions. Practical Assessment, Research & Evaluation, 18. https://doi.org/10.7275/55hn-wk47 (open access)
Williams, M. N., Hill, S. R., & Spicer, J. (2013). In response to ‘Temperature and violent crime in Dallas, Texas: Relationships and implications of climate change’. Western Journal of Emergency Medicine, 14(5), 567–568. https://doi.org/10.5811/westjem.2013.5.17833 (open access)
Williams, M. W. M., & Williams, M. N. (2012). Academic dishonesty, self-control and general criminality: A prospective and retrospective study of academic dishonesty in a New Zealand university. Ethics & Behavior, 22(2), 89–112. https://doi.org/10.1080/10508422.2011.653291 Postprint: https://mro.massey.ac.nz/handle/10179/9466
Williams, M. N., & Jones, L. M. (2012). Validating a measure of children’s monitoring-blunting coping styles in dental situations. Psychology, Health & Medicine, 17, 274–284. https://doi.org/10.1080/13548506.2011.601748 Postprint: https://mro.massey.ac.nz/handle/10179/9467
Williams, M. N. (2015). How well do psychologists’ research methods equip them to identify the impacts of climate change on behaviour? A methodological investigation with particular reference to the effects of temperature on violent behaviour (PhD thesis). Massey University, Auckland, New Zealand. https://mro.massey.ac.nz/handle/10179/8282
Williams, M. N. (2010). Coping in the chair: A validation study of the Monitoring Blunting Dental Scale (Master’s thesis). Massey University, Wellington, New Zealand. https://mro.massey.ac.nz/handle/10179/1537