“…Recent studies have associated the concept of HF with aspects of human functioning, such as personal relationships (Deci and Ryan, 2000;Diener et al, 2010;Huppert and So, 2013;Ryan and Deci, 2000;Ryff, 2019;Seligman, 2012), purpose and meaning (Diener et al, 2010;Huppert and So, 2013;Ryff, 2019;Seligman, 2012), environmental mastery (Diener et al, 2010;Huppert and So, 2013;Ryan and Deci, 2000;Ryff, 2019) and happiness and life satisfaction (Vuckovic, Floyd and Riley, 2019), as well as experiencing positive emotions, such as optimism and vitality (Diener et al, 2010;Huppert and So, 2013;Seligman, 2012). These have been included in previous studies as indicators that individuals are reaching their full potential and leading a good life; that is, they are experiencing HF.…”