Margaret Mead is worth our attention because, for 50 years of the 20th Century, she articulated our everyday lives and national and international issues, while at the same time making a significant contribution to the course of 20th Century social sciences. In this paper, the author introduces this charismatic, controversial and enigmatic person, and reflects on the significant social changes that occurred during the 20th century. The author wrote an in-depth and insightful review of Margaret Mead’s life – her childhood, influences in her upbringing and intellectual life, her work as an ethnographer and anthropologist, her passion, loves and quirks, but mostly her significant contribution to the development of 20th Century social sciences And Eliza’s paper came with footnotes and two pages of references, proving Eliza is a scholar as well.