Sonia Elizabeth Guillén is a Peruvian anthropologist and the President of the Centro Mallqui, who is the current Minister of Culture of Peru.

[3] During her time in Michigan, Guillén attended a course in osteology delivered by Jane E. Buikstra at Northwestern University.

[5] She worked alongside Lawrence Angel, Douglas H. Ubelaker and Thomas Dale Stewart at the Smithsonian Institution.

The Inca mummies are believed to be an important part of ancient life, and were even present in meetings.

Guillén was responsible for the valuable artefacts in the site, including well preserved knotted springs known as khipu.

Guillén used electron microscopy to identify salt crystals, which implied that Lady of Cao was washed with sea water.

[22] Guillén was appointed director of the National Museum of Archaeology, Anthropology and History of Peru in 2018.