“…There are, however, concerns about the lack of supporting evidence for the factor model of transformational leadership represented by the MLQ that have led some researchers to suggest alternative factor models (Bycio, Hackett, and Allen, 1995;Carless, 1998;Deluga and Souza, 1991;Den Hartog, Van Muijen, and Koopman, 1997;Hinkin and Schriesheim, 2008a;Hinkin and Tracy, 1999;Howell and Avolio, 1993;Kantse, et al, 2007;Koh, 1990;Lievens, Van Geit, and Coetsier, 1997;Rafferty and Griffin, 2004;Tepper and Percy, 1994;Yammarino and Dubinski, 1994). Although there are criticisms of the MLQ it has been suggested that they do not necessarily detract from the theory of transformational and transactional leadership (Avolio and Bass, 1993;Hinkin and Tracey, 1999).…”