“…In the area of leadership, prior research on expressions has mainly focused on political leaders' emotional displays (Bucy, 2000;Bucy & Bradley, 2004;Bucy & Newhagen, 1999;Masters & Sullivan, 1989;Sullivan & Masters, 1988) and leaders' general emotional displays (Damen, Van Knippenberg, & Van Knippenberg, 2008;Lewis, 2000). However, to our knowledge, research on facial expression has not yet used sophisticated methods available in other psychological settings (Ekman, 1992;Ekman & Rosenberg, 1997;Hess, Blairy, & Kleck, 2000;Knutson, 1996).…”