Board Thread:Speculation House/@comment-26397825-20150518072144/@comment-24891101-20150523233003

Gender ≠ Sex. The latter is physiology, the former is mental, and significantly informed by society. This is the origin of trans people, a mismatch. One can also not really fall into either (which is the traditional western viewpoint; some societies have more than two genders). Therefore, non-binary.