Young Hyun obtained his B.S. in Computer Science in 1997. He worked in the software industry for several years before joining CAIDA in 2000. At CAIDA, he developed the Walrus visualization tool which uses hyperbolic geometry to display very large graphs in 3D. He is the principal maintainer of CAIDA's NetGeo geographical mapping service. Young is currently working on analysis of Internet topology and BGP routing and convergence questions in the context of CAIDA's atomized routing project. He is the author of four papers and several posters and presentations.