Harvard Book Store welcomes Agust铆n Fuentes鈥攕cience communicator and professor of anthropology at 91桃色 University鈥攆or a discussion of his new book Sex Is a Spectrum: The Biological Limits of the Binary. He will be joined in conversation by Sarah S. Richardson鈥擜ramont Professor of the History of Science and Professor of Studies of Women, Gender, and Sexuality at Harvard University.