I think "sadism" may not be the appropriate term. Based on what I have read, it sound more like Dale is simply sexist. His doubts and concerns have a pretty sex

I think "sadism" may not be the appropriate term. Based on what I have read, it sound more like Dale is simply sexist. His doubts and concerns have a pretty sexist bent, as do his actions. When a person really thinks another class of person simply cannot do a particular thing, this is what you get.