“…processes ( Diehr, Williamson, Burke, & Psaty, 2002 ;Gerstorf, Ram, Estabrook, et al, 2008 ;Gerstorf, Ram, Fauth, Schupp, & Wagner, 2009 ;Gerstorf, Ram, Röcke, et al 2008 ;Ghisletta, McArdle, & Lindenberger 2006 ;Johansson et al, 2004 ;Sliwinski et al, 2006 ;Thorvaldsson, Hofer, & Johansson, 2006 ;Wilson, Beck, Bienias, & Bennett, 2007 ;Wilson, Beckett, Bienias, Evans, & Bennett, 2003 ). Similarly, when tracked in relation to the onset of disability, the variable " timeto/from-disability " serves as a proxy for progressive disabilityrelated processes ( Ram et al, 2010 ).…”