Self Injury is typically not life threatening it is an unhealthy coping skill.  We often use impulse control logs to treat them.  The segments of the log are:  time, place, location, trigger, feeling, want to feel, options tried, result.   

https://www.goodreads.com/book/show/471279.Bodily_Harm  

That is a link to the book Bodily Harm, referenced in the episode.