Mediation is the ADR process by which a neutral third party works with disputants to reach a mutually agreeable resolution. Mediation is arguably the oldest and most popular ADR technique in use today. Part I of this essay discusses the commonly accepted advantages of mediation as an alternative to litigation, and, in some instances, questions whether those advantages become disadvantages in the context of probate, trust, and guardianship cases. Part II examines the use of mediation as a component of the actual estate planning process rather than as an alternative to litigation.