This document summarizes a presentation on mediation, consensus building, and facilitation given at the 2011 Massachusetts Association of Planning Directors Conference. It discusses the importance of communication skills, sources of land use disputes for planners, key concepts in mediation and negotiation like interests, positions, and alternatives to agreements. It also addresses choosing appropriate processes, acknowledging personal biases, and maintaining neutrality as a planner. Contact information is provided for two presenters from the Consensus Building Institute and the Town of Westford planner.