Margaret Schoeninger is Distinguished Professor Emerita of Anthropology at UC San Diego, a Research Archaeologist in the Glenn Black Laboratory of Archaeology at Indiana University, and Emerita Co-Director of CARTA. She has done fieldwork in North America, Mexico, Pakistan, India, Kenya, and Tanzania as well as laboratory research on carbon, nitrogen, and oxygen stable isotope ratio analysis in biological tissues and food component analysis of traditional foods. Her major interest is in the evolution of human diet particularly as it informs our understanding of the appearance and evolution of the human lineage.