“…Since the reviewed studies focussed on the physical environment, future research should investigate the role played by social and cultural environment. For instance, there is evidence of differences in safe cycling culture among countries (Nabipour, Nakhaee, Khanjani, Zirak Moradlou, & Sullman, 2015). As another example, observational studies revealed the influence of social pressure and herding behaviour in violations among cyclists (Fraboni, Marin Puchades, De Angelis, Prati, & Pietrantoni, 2016;Johnson, Newstead, Charlton, & Oxley, 2011;Wu, Yao, & Zhang, 2012).…”