Here are links to various professional organizations mentioned on this site.

International Academy of Mediators member directory, Peter Meyers
Sullivan High School Prominent Alumni

American Arbitration Association
American Bar Association
Chicago Bar Association
Federal Mediation & Conciliation Service
Illinois State Bar Association
International Academy of Mediators
Labor and Employment Relations Association
Lawyers for the Creative Arts
National Academy of Arbitrators
National Association of Railroad Referees
National Mediation Board