“…The range of definitions and measures used in the studies in this special section reflects not only the breadth of concepts relevant to positive outcomes, but also the fact that applying positive perspectives to the study of ABI is a relatively new endeavor. Nonetheless, rehabilitation researchers are already exploring the efficacy of positive psychology, positive parenting interventions, and health and wellness programs for promoting optimal outcome in individuals with ABI (e.g., Andrewes et al, 2014;Antonini et al, 2012;Ashworth et al, 2015;Brenner et al, 2012). The conceptual boundaries between the constructs of positive psychology, plasticity, reserve, resilience, character strengths, coping, healthy behaviors, optimal outcome, quality of life, and wellness may well be somewhat blurry.…”