Welcome to Maria Isabel Guevara Duque, who joins SAS as a Student Ambassador! Maria Isabel (Maisa) is a PhD candidate at the University of Illinois Chicago whose research explores copper acquisition, consumption, and circulation in precolonial Ecuador. As an SAS Student Ambassador, she looks forward to advancing the use of archaeological sciences in Andean archaeology by showcasing how analytical techniques can deepen our understanding of ancient technological practices. She is especially excited to collaborate with researchers from around the world and to create opportunities for students and colleagues to engage with diverse analytical tools in an inclusive and supportive environment.