Jörg-Rüdiger Sack
Introduction WADS 2015'''Jörg-Rüdiger Wolfgang Sack''' (born in Duisburg, Germany) is a professor of computer science at Carleton University, where he is Chancellor's Professor. Sack received a master's degree from the University of Bonn in 1979 and a Ph.D. in 1984 from McGill University, under the supervision of Godfried Toussaint. He is co-editor-in-chief and executive editor of the journal ''Computational Geometry: Theory and Applications'', co-editor  of the ''Handbook of Computational Geometry'' (Elsevier, 2000, ), and co-editor of the proceedings of the biennial Algorithms and Data Structures Symposium (WADS).He was a co-founding editor-in-chief of the open access ''Journal of Spatial Information Science'' but is no longer an editor there. Sack's research interests include computational geometry, data structures and geographic information systems.
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