“…Impedance cardiography has been used increasingly to measure human physiological responses to emotional and mentally engaging stimuli (e.g., Alfie et al, 1995;Bosch et al, 2001;Bosch et al, 2000;Burgess, Kleiman, & Trinder, 1999;Burgess, Sletten, Savic, Gilbert, & Dawson, 2001;Burgess, Trinder, & Kim, 1999;Burgess, Trinder, Kim, & Luke, 1997;Groza, Vrancianu, Lazar, Baevski, & Funtova, 1984;A. S. Harris, Burgess, & Dawson, 2001;Holmes, Burgess, & Dawson, 2002;Houtveen, Rietveld, & de Geus, 2002;Kizakevich et al, 2000;Light, Kothandapani, & Allen, 1998;Matthews, Flory, Owens, Harris, & Berga, 2001;Neumann & Waldstein, 2001;Ring et al, 1999;Sherwood, Allen, Obrist, & Langer, 1986).…”