Vol. 17, No. 3 2000 pp. 143–154 The adolescent developmental period has consistently been documented to be more strongly characterised by a propensity to engage in risk-taking behaviours than any other developmental period. Such behaviours have potentially dangerous or even fatal outcomes (e.g., Arnett, 1992; Flannery, Vazsonyi, & Rowe, 1996; Gonzalez et al., 1994; Gullone, Moore, Moss, & Boyd,...