“…Nine studies employed a single intervention group study design with no comparison group that assessed participants before and following a polygraph but did not follow-up after completion of the polygraph (English et al, 2000;Schenk et al, 2014;Van Arsdale et al, 2012;Bourke et al, 2014;Stovering, Nelson, & Hart., 2013;O'Connell, 1997;Emerick & Dutton., 1993;Buschman et al, 2009;English et al, 2003). Two studies explored selfreported accuracy and utility from a single intervention design (Kokish et al, 2005;Grubin & Madsen, 2006).…”