Workshops on topology-based methods in visualization: TopoInVis 2011:     topoinvis.org/topoinvis2011 TopoInVis 2009:     topoinvis.org/topoinvis2009 TopoInVis 2007:     topoinvis.org/topoinvis2007 TopoInVis 2005:     topoinvis.org/topoinvis2005 You will be redirected to the website of the TopoInVis 2011 workshop in a few seconds.