Causal Inference
Elements of Causal Inference Download Elements of Causal Inference, book by Peters, Janzing and Schölkopf
See also lecture 5 and 6 in this course on Modeling and Learning from Data
There are also nice MIT lectures by Jonas Peters on youtube Links to an external site.
The kernel based Hilbert Schmidt Independence Criterion Links to an external site. is often used to in this field