I think some of this might have been the result of Story of O…updated

What's In Kay's Mind?: From Beyond Film…

…I think there was an enmeshment of ideas regarding beatings as punishment and sex slavery that resulted in the development of the idea of a Dominatrix or Sadist.   The enmeshment of normal sexual impulses with violence.

Dark Eros – Thomas Moore – Read this book.  I disagree with calling sadism imaginative.

Autonomy and Rigid Character – David Shapiro - Read most of it – there are ideas posed in this book I wholly disagree with particularly labeling the anal stage of development as sadistic.

The Cook, The Thief, His Wife and Her Lover is the personification of these ideas.