To continue the March series of articles on women, we are pleased to introduce a woman who greatly contributed to the understanding of cell fate in the development of amphibian embryos, such as Xenopus laevis. This woman is Hilde Mangold, a German biologist of the early 20th century. Biography Hilde Mangold's contribution to the concept of organizer Conclusion References Biography Hilde Mangold, previously Proeschold, was born on 20 October 1898 in Gotha in Germany (1–3). At the age of 16, she entered the Gymnasium Ernestinum where she was one of…