Dr. MacDonald is an Assistant Professor at the Archaeometry Laboratory at MURR and Editorial Manager at Archaeometry. She completed her Ph.D. in Anthropology at McMaster University (2016), where she spent ten years as a Research Associate at McMaster Nuclear Reactor. MacDonald specializes in provenance studies and multi-method materials characterization (NAA, XRF, LA-ICP-MS), with a longstanding interest in chemical analysis of ochre mineral pigments and rock art. She collaborates on ochre pigment, rock art, glass, ceramic, and obsidian provenance projects in many places, including the North American Pacific Northwest, Australia, western Europe, Northwest Patagonia, and southern Africa.