“…However, there is lack of guidance on how to apply this design principle in e-health intervention for addictive behaviours. For example, how to include individuals who might have unconscious bias, conflicting requirements and denial of reality (Alrobai, McAlaney, Dogan, Phalp, & Ali, 2016a), e.g., ex-addicts might be also relatively biased to their own past experience (Alrobai et al, 2016b).…”