Hollands, David
This site of David E. Hollands, a mediator based in Auckland, New Zealand, contains lots of helpful information on mediation.

Mediate Today - Australia
Mediate Today is Australia's dispute resolution agency.

Mediation Center 
Mediation information from The Mediation Center and Jim Melamed, a mediator based in Eugene, Oregon.

Mediation Resources
Lots of great mediation material from a site in Dallas Texas, known as adrr.com.

MIRC Mediation Information and Resource Centre
Lots of mediation information.

Signal Tree Resolutions 
Mediation and conflict education information from Signal Tree Resolutions, a mediation service based in Akron, Ohio.

Singapore Mediation Centre
Promotes and provides mediation services in Singapore.

UK - National Family Mediation
National Family Mediation - NFM - is a network of not-for-profit family mediation services in England and Wales offering mediation services to couples who are in the process of separation and divorce.