“…Graduate student roles include: teaching assistant, graduate assistant, research assistant, and mentor (Austin, 2002;Dolan & Johnson, 2009;Flora, 2007;Gardner & Barnes, 2007;Park, 2004). Graduate students who serve as teaching assistants, for example, teach in classrooms and laboratories, lead discussions, grade student work, and advise undergraduates on academic and non-academic issues (Park, 2004). These opportunities, while providing support to undergraduates, simultaneously train graduate students to deepen their understanding about their discipline and provide opportunities to practice faculty duties (Austin, 2002;Park, 2004).…”