Usability Views Article Details  home | timeline | recent | popular | e-reports | userati | about this site Creating Effective Groups and Group Roles in MMP Games (16 Sep 2002) Article URL: http://www.gamasutra.com/resource_guide/20020916/sellers_01.htm Read 297 more articles from Game Development Network sorted by date, popularity, or title. Next Article: Did Everything Change? This site is a labour of love built by Chris McEvoy