One who studies the history of the field of abnormal psychology most likely would compare our current understanding of abnormal behavior to a book that

I believe the answer is: is in the process of being written

'abnormailities' that people in the past view as mythical are predominantly just a scientific events that haven't been well known by the people in the past. If, let's say that people from the future come to our time and do imaginable things that we cannot comprehend from our current understanding, we would most likely see that as something mythical.

its kind of blury sorry

where is the map so i can