“…However, this process is not an “all or none” phenomenon. Importantly, during the first stage of the disease process, some cognitive functions are preserved (i.e., procedural memory) and can be the target of cognitive interventions (Beck et al, 1988; Zanetti et al, 1998, 2001, 2002; Clare et al, 2001; De Vreese et al, 2001; Olazaran et al, 2004, 2010; Onder et al, 2005; Souchay et al, 2008). Moreover, several studies have demonstrated at least a modest benefit from specific interventions designed to improve functioning in select cognitive tasks.…”