Dr Gregory Thomas

(he/him)

BSc (Hons), PhD

2019

• Thomas, G. O., Sautkina, E., Poortinga, W., Wolstenholme, E. and Whitmarsh, L. 2019. The English plastic bag charge changed behaviour and increased support for other charges to reduce plastic waste. Frontiers in Psychology 10, article number: 266. (10.3389/fpsyg.2019.00266)

2018

• Thomas, G. O., Fisher, R., Whitmarsh, L., Milfont, T. L. and Poortinga, W. 2018. The impact of parenthood on environmental attitudes and behaviour: a longitudinal investigation of the legacy hypothesis. Population and Environment 39(3), pp. 261-276. (10.1007/s11111-017-0291-1)

2016

• Thomas, G. O., Poortinga, W. and Sautkina, E. 2016. The Welsh Single-Use Carrier Bag Charge and behavioural spillover. Journal of Environmental Psychology 47, pp. 126-135. (10.1016/j.jenvp.2016.05.008)
• Thomas, G. O., Poortinga, W. and Sautkina, E. 2016. Habit discontinuity, self-activation, and the diminishing influence of context change: evidence from the UK understanding society survey. PLoS ONE 11(4), article number: e0153490. (10.1371/journal.pone.0153490)
• Poortinga, W., Sautkina, E., Thomas, G. O. and Wolstenholme, E. 2016. The English plastic bag charge: Changes in attitudes and behaviour. Project Report. Welsh School of Architecture, School of Psychology, Cardiff University.

2015

• Thomas, G. O. and Walker, I. 2015. Users of different travel modes differ in journey satisfaction and habit strength but not environmental worldviews: A large-scale survey of drivers, walkers, bicyclists and bus users commuting to a UK university. Transportation Research Part F: Traffic Psychology and Behaviour 34, pp. 86-93. (10.1016/j.trf.2015.07.016)

2014

• Thomas, G. O. and Walker, I. 2014. The development and validation of an implicit measure based on biospheric values. Environment & Behavior 48(5), pp. 659-685. (10.1177/0013916514553836)
• Walker, I., Thomas, G. O. and Verplanken, B. 2014. Old habits die hard: travel habit formation and decay during an office relocation. Environment & Behavior, pp. 1-18. (10.1177/0013916514549619)
• Thomas, G. O., Walker, I. and Musselwhite, C. 2014. Grounded Theory analysis of commuters discussing a workplace carbon-reduction target: Autonomy, satisfaction, and willingness to change behaviour in drivers, pedestrians, bicyclists, motorcyclists, and bus users. Transportation Research Part F: Traffic Psychology and Behaviour 26, pp. 72-81. (10.1016/j.trf.2014.06.009)