“…Two trends emerged from the literature, as contributors to the predicted shortage of special education teachers and TVIs (Ludlow et al, 2005;Summer et al, 2006 and individualized education services and affects the quality of instruction (Summer et al, 2006). Of the literature reviewed (Berry, Petrin, Gravelle, & Farmer, 2011;Billingsley et al, 2009;Carlson, Brauen, Klein, Schroll, & Willig, 2002;Piwowar, Thiel, & Ophardt, 2013;Sindelar, Brownell, & Billingsley, 2010) (Kluwin, Morris, & Clifford, 2004;Pogrund & Wibbenmeyer, 2008;Seitz, 1994;Swenson, 1995;Williams & Warren, 2007;Williams, Martin, & Hess, 2010). Pogrund and Wibbenmeyer (2008) described the significance of the TVI's role as follows:…”