1 School of Psychological Science, University of Bristol, Bristol, UK; Experimental Gambling Research Laboratory, School of Health, Medical and Applied Sciences, CQUniversity, Sydney, New South Wales 2000, Australia. Electronic address: philip.newall@bristol.ac.uk.
2 Experimental Gambling Research Laboratory, School of Human, Medical, and Applied Sciences, CQUniversity, Bundaberg, Queensland 4670, Australia.