“…The use of complexity and chaos theories will allow, on one hand, to analyse contemporary families and the situations they face in a different light, and, on the other hand, to rethink social work practice in general. More specifically, complexity and chaos theories will change the way professionals work with families (Hudson, 2000) or other complex systems and this will require, among other things, flexible problem framing and decision-making, continuous and more frequent reassessment of complex situations, interprofessional collaboration and integrated service delivery to address the needs of such systems (Lanteigne & Iancu, 2020;Marsh et al, 2006;Stans et al, 2013).…”