He has designed and conducted public participation programs in controversial situations that have built trust and credibility for the project proponents through the use of innovative workshops, citizen advisory groups and other conflict management techniques. His extensive public involvement experience includes scores of projects involving federal and state environmental documents. Using a collaborative problem solving approach, Lewis has facilitated community outreach and consensus for projects and issues involving a diverse range of subjects, water and wastewater facilities, airport master planning, light rail transit, urban revitalization, military base closures and construction, hazardous waste cleanup, land use management plans and environmental justice issues. As a facilitator, Lewis has also worked extensively on intra-and inter-organizational conflict management issues. This work has involved helping individual agencies develop strategic plans and multiple agencies develop interagency agreements.
Lewis is past president of the International Association for Public Participation and is a 20-year member of the Association for Conflict Resolution. Lewis has a Master of Science degree in conflict management from George Mason University, and a Bachelor of Arts degree in sociology from the University of California, San Diego.