"Sex Cells is the tale of scientific stonewalling, intrepid advocacy, and the still-pitched battle to get the scientific and medical world to recognize that women are not small men. Phyllis Greenberger has been working in the field of biological sex differences for more than 30 years, and she continues to be struck by the lack of understanding about this topic, even among medical professionals. After all, it's a fundamental aspect of human life: males...