“…Various intergenerational or multigenerational initiatives have been designed and implemented globally to facilitate enabling, age-integrated social spaces (UNICEF, 2013) to deal with the impact of the "longevity revolution" (Kaplan, Sánchez, & Hoffman, 2017, p. 1). These intergenerational initiatives have for the most part been ad hoc, once off, focusing on the outcomes for individuals and mainly benefiting one of the generational groups (Hewett, Roos, & De Klerk, 2016). Scant attention has been paid to the outcomes of intergenerational initiatives in terms of 'what works, for whom, in which context and circumstances and how' (Dalkin, Greenhalgh, Jones, Cunningham, & Lhussier, 2015;Emmel, Greenhalgh, Manzano, Monaghan, & Dalkin, 2018;Westhorp, 2018).…”