“…Translating policy into practice is a “wicked problem”; it is a delicate, complex (intertwined causes and possible outcomes), and highly contextual process. Numerous literature has been set out to understand this process mainly from three aspects: the policy-making ( Smith, 1973 ; Makinde, 2005 ; Hudson et al, 2019 ; Tsoi et al, 2021 ), the governing institutions ( Ferman, 1989 ; Ménard et al, 2018 ), and users' or target’ behavior ( Salomon and Mokhtarian, 1997 ; van Bavel et al, 2020 ). Reflecting on these aspects provides insights into the transport policy-practice gap.…”