The latest blog from the Institute for the Study of Conflict Transformation, available here, discusses the tendency of mediators to want their clients to get somewhere. So they try to get them somewhere. The transformative approach recommends that we abstain from trying to get clients to do anything.
The latest blog entry from the Institute for the Study of Conflict Transformation says that positional bargaining is more a symptom than a cause of destructive conflict. You can read the article here.