The famed American anthropologist known for her work on the cultural aspects of food is Margaret Mead. Her groundbreaking studies in the mid-20th century examined the relationships between culture, behavior, and societal norms. Mead's research, particularly in the South Pacific, challenged Western notions of gender and sexuality, providing valuable insights into the role of food in cultural identity. Through her anthropological lens, she contributed significantly to understanding how communal practices surrounding food can influence societal changes and individual behaviors.