“…We broaden this literature by scrutinizing the effects of ideological PC breach and fulfilment on work effort in a sample of volunteers. This article thus adds to an emergent line of research on volunteers' PCs (Farmer & Fedor, 1999;Nichols, 2012;Nichols & Ojala, 2009;Ralston, Downward, & Lumsdon, 2004;Smith, 2004;Starnes, 2007;Taylor, Darcy, Hoye, & Cuskelly, 2006;Vantilborgh et al, 2011a;Vantilborgh et al, 2011b;Vantilborgh et al, 2012). Our study's contributions are threefold.…”