Darin Swanson is one of the original committers on the Eclipse project, working as the Ant Component lead for the Eclipse Platform Project and as a key committer for the Eclipse debug support. He did a tour of duty on the Eclipse Board of Directors as a Committer Representative for 2007.
Darin has presented numerous Eclipse tutorials and talks at several conferences and has helped organize and participated in numerous code camps. He actively fields questions in the Eclipse newsgroups and has been nominated as a top committer.
He has also been active in other open source arenas having participated in mailing list discussions, reported bugs and supplied patches to the CruiseControl and Apache Ant projects.
His blog which includes entries on coding and running can be found here.