Marie Curie was one of the most remarkable scientists of the modern age. She trail blazed in atomic science, in education and in applying radiation to medical uses. She was intelligent, determined, ethical and unassuming. Her contributions in the study of radioactivity laid the groundwork for a generation of scientists. In this brief book, the reader is introduced, in basic terms, to Marie Curie and her life work. The book is highly readable for the lay public and not suitable for anyone with a science background.