Dave Wilton has a BA in Urban and Regional Planning from Huxley College at Western Washington University, and a M.Ed. from Antioch University Seattle. He has also studied conflict resolution at the Justice Institute of British Columbia’s Centre for Conflict Resolution.  His professional development as a teacher has included courses in the Developing Mathematical Ideas series, the Washington State OSPI Reading LINKS program, and the National Science Foundation-supported FOSS curricula.  Dave has also worked as a land use planner for several local counties and cities and has done volunteer work as a small claims court mediator for the King County Dispute Resolution Center.  He has traveled extensively in Italy, New Zealand, and South America.