“…There is variation in the frequency, duration and intensity with which individuals experience grief reactions. Approximately 7–10% of individuals will experience an extreme and prolonged reaction, termed Prolonged Grief (PG; or complicated grief or Persistent Complex Bereavement Disorder; American Psychiatric Association, 2013; Maciejewski, Maercker, Boelen, & Prigerson, 2016; Nielsen et al, 2016; Prigerson et al, 2009; Shear et al, 2011). PG has received increased attention in recent years as it is linked with a range of negative health outcomes independent of bereavement-related depression or anxiety (Bonanno et al, 2007; Maciejewski et al, 2016; Prigerson et al, 2009; Shear et al, 2011) and shows better outcomes in response to grief-targeted treatments (Bryant et al, 2014; Shear, Frank, Houck, & Reynolds, 2005; Shear et al, 2016).…”