Martin Kerstein is one of the Community Managers for ArenaNet. He worked as a Community Coordinator and the European Community Team Lead for NCsoft in Europe and joined ArenaNet as the German Community Manager in 2009. His first day on the job at ArenaNet was April 8, 2009 , but he has been working on Guild Wars as a community manager since 2006. He works with Regina Buenaobra and Stephane Lo Presti on the Guild Wars Community Team.
- Interview with Martin Kerstein on guild-wars.info (in German)