Sahar Sadjadi is an anthropologist and medical doctor whose research lies at the intersection of science and technology, gender and sexuality and childhood studies. She studied medicine at Tehran University of Medical Sciences and received her PhD in medical anthropology at Columbia University. She conducted an ethnographic multi-sited study of the clinical practices around gender non-conforming children and the revision of the psychiatric category, Gender Identity Disorder in Children. Her research has been funded by the Wenner-Gren Foundation and National Science Foundation. During the 2012-13 academic year, Dr. Sadjadi was a Mellon Postdoctoral Fellow at the Committee for Interdisciplinary Science Studies, The Graduate Center, City University of New York. She joined Amherst College faculty in 2013 for the position of Gender, Science and Technology. She is currently writing about the medical interventions that suppress or delay puberty in children.