Index:

Employment

Membership in Professional Societies (past and present)

Editorial Positions (past and present)

Other Professional Positions Held

• 1984-present, Professor, School of Computer Science, McGill University
• 1996 (May-July), Visiting Professor, Department of Applied Mathematics II, Universidad Politecnica de Catalunya, Barcelona, Spain (host:Ferran Hurtado).
• 1996 (March-May) Visiting Professor, Department of Applied Mathematics, Universidad Politecnica de Madrid, Spain (host: Manuel Abellanas).
• 1995 (October-December) Vice-Chancellor's Research Best Practice Fellow, Department of Computer Science, University of Newcastle, Australia (host: Mike Houle).
• 1989 (June-August), Visiting Lecturer, Robotics Group, Department of Computer Science, University of Amsterdam (host: Franz Groen).
• 1989 (February-March), Visiting Professor, Department of Mathematics, University of West Indies, Barbados (host: Charles Cadogan).
• 1988 (August-December), ASI Fellow, Advanced Systems Institute of British Columbia (Simon Fraser University), Burnaby, Canada (host: Binay Bhattacharya).
• 1986 (March-May), Visiting Scholar, Department of Mathematics, Courant Institute, New York University (host: Richard Pollack).
• 1980-81, Chercheur Invité, Centre de Recherche de Mathématiques Appliquées, Université de Montreal.
• 1978- 1984 Associate Professor, School of Computer Science, McGill University.
• 1977 (June-August), Visiting Scholar, Stanford University, Information Systems Laboratory (host: Tom Cover).
• 1975 (June-Sept.), Visiting Scholar, Stanford University, Information Systems Laboratory (host: Tom Cover).
• 1974-1978, Assistant Professor, School of Computer Science, McGill University.
• 1973-1974, Visiting Assistant Professor, School of Computer Science, McGill University.
• 1972-1973, Visiting Lecturer (half-time), School of Computer Science, McGill University.
• 1968 (Jan.-June), Teaching Fellow, University of Tulsa, electronics and control theory.
• 1967-1968, Electronic Technician, University of Tulsa, Electrical Engineering Department, construction of electronic equipment.
• 1967 (May-Sept.), Draftsman, Williams Brother's Co., Tulsa, Okla., electrical drafting.
• 1966 (May-Sept.), Computer Programmer, Williams Brother's Co., Tulsa, Okla., Programming automated drafting of pipelines.

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Present and Past Membership in Professional Societies:

• New York Academy of Sciences
• European Association for Theoretical Computer Science
• Institute of Electrical and Electronics Engineers:
• Computer Group
• Systems, Man, and Cybernetics Group
• Information Theory Group
• Computer Graphics Society
• Pattern Recognition Society
• Classification Society
• Statistical Society of Canada
• Canadian Society for the Computational Studies of Intelligence
• Canadian Man Computer Communication Society
• Society for the Interdisciplinary Study of the Mind

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Editorial Positions Held (present and past):

• Editor, Discrete and Computational Geometry
• Editor, Computational Geometry: Theory and Applications
• Editor, International Journal of Computational Geometry and Applications
• Editor, Pattern Recognition
• Editor, The Visual Computer
• Editor, Forma
• Editor, IEEE Transactions on Pattern Analysis and Machine Intelligence.
• Editor, IEEE Transactions on Information Theory.
• Associate Editor, Plenum Press Series on Advanced Applications in Pattern Recognition.
• Guest-Editor, The Visual Computer, Vol. 10, No. 8, May 1994, Special Issue on Computational Geometry.
• Guest Editor, Pattern Recognition Letters, Special Issue on Computational Geometry, vol. 14, No. 9, September 1993.
• Guest-Editor, Proceedings of the IEEE, September 1992, Special Issue on Computational Geometry.
• Guest-Editor, The Visual Computer, Vol. 3, No. 6, May 1988, Special Issue on Computational Geometry.

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Other Professional Positions Held:

• Advisory Board Member, IEEE Transactions on Pattern Analysis and Machine Intelligence, 1991-present.
• Advisory Board Member, Journal of Structure Classification.
• Council Member, The Classification Society, 1978-1981.
• Panelist, Panel Discussion on the Interaction Between Facility Location and Computational Geometry, Conference on Facility Location and Computational Geometry, Sevilla, Spain, April 23, 1996.
• Session Chair, 12th European Workshop on Computational Geometry, University of Münster, Germany, March 28-29, 1996.
• Organizer, Workshop on Computational Geometric Tomography, Bellairs Research Institute of McGill University, Barbados, February 2-9, 1996,
• Session Chair, 6th International Symposium on Algorithms and Computation, Cairns, Australia, December 4-6, 1995.
• Conference Organizer, Computational Geometry Day, Department of Computer Science, University of Newcastle, Australia, November 29, 1995.
• Session Chair, Computational Geometry Day, Department of Computer Science, University of Newcastle, Australia, November 29, 1995.
• Program Committee Member, The Fourth International Conference on CAD & CG, Wuhan, China, October 22-25, 1995.
• Session Chair, VI Encuentros de Geometria Computacional, Universidad Politecnica de Catalunya, Barcelona, Spain, July 5-7, 1995.
• Program Committee Member, Computer Graphics International `94, Melbourne, Australia, June 27 - July 1, 1994.
• Session Chair, International Conference on Computer Aided Geometric Design, July 4-8, 1994, Penang, Malaysia.
• Program Committee Member, Sixth Canadian Conference on Computational Geometry, Saskatoon, Saskatchewan, August 2-6, 1994.
• Organizer, Workshop on Geometric and Computational Aspects of Manufacturing Processes, Bellairs Research Institute of McGill University, Barbados, February 4-11, 1994.
• Program Committee Member, Computer Graphics International'93, Lausanne, Switzerland, June 21-25, 1993.
• Session Chair, Session 7, Computational Geometry II, Third International Conference on CAD and Computer Graphics, August 23-26, 1993, Beijing, China.
• Session Chair, Session 5A, Third Workshop on Algorithms and Data Structures, August 11-13, 1993, Montreal, Canada.
• Session Chair, Session 6A, Third Workshop on Algorithms and Data Structures, August 11-13, 1993, Montreal, Canada.
• Session Chair, Session 2A, Fifth Canadian Conference on Computational Geometry, August 5-9, 1993, University of Waterloo, Canada.
• Session Chair, Session 4B, Fifth Canadian Conference on Computational Geometry, August 5-9, University of Waterloo, Canada.
• Session Chair, Session on Geometric Modelling, Computer Graphics International'93, Lausanne, Switzerland, June 21-25, 1993.
• Program Committee Member, 9th Annual ACM Symposium on Computational Geometry, San Diego, May 18-21, 1993.
• Session Chair, 9th Annual ACM Symposium on Computational Geometry, San Diego, May 18-21, 1993.
• Organizer, Workshop on Geometric and Computational Aspects of Injection Molding, Bellairs Research Institute of McGill University, Barbados, February 5-11, 1993.
• Session Chair, Fourth Canadian Conference on Computational Geometry, St. Johns, Newfoundland, August 10-14, 1992.
• Program Committee Member, Computer Graphics International'92, Tokyo, Japan, June 22-26, 1992.
• Program Committee Member, ICCI'92, 4th International Conference on Computing and Information, Toronto, Canada, May 28-30, 1992.
• Session Chair, Séptimo Coloquio de Teoría de las Gráficas, Combinatoria y sus Aplicaciones, Universidad Autónoma de Zacatecas, México, February 28, 1992.
• Invited Participant, Workshop on Geometric Probing Problems, Bellairs Research Institute of McGill University, Holetown, Barbados, February 8-14, 1992.
• Organizer, Workshop on Graph Theory and Computational Geometry: Problems at the Interface, Bellairs Research Institute of McGill University, Barbados, February 1-7, 1992.
• Session Chair, Material Morphology-Damage Modelling, 2nd Japan International Symposium of the Society for the Advancement of Materials and Process Engineering, Chiba, Japan, December 11-14, 1991.
• Invited Participant, SPA Workshop on Computational Geometry, Yugawara, Japan, December 10-12, 1991.
• Session Chair, Session 2B (Robotics), Third Canadian Conference on Computational Geometry, Vancouver, August 6-10, 1991, pp. 88-91.
• Program Committee Member, Computer Graphics International'91: Visualization of Physical Phenomena, M.I.T., Cambridge, MA., June 24-28, 1991.
• Program Committee Member, IFIP Conference on Modelling in Computer Graphics, University of Tokyo, April 1991.
• Organizer, Workshop on Computing Geometric Properties of Arrangements, Bellairs Research Institute of McGill University, Barbados, February 1-8, 1991.
• Program Committee Member, 2nd Canadian Conference on Computational Geometry, University of Ottawa, August 6-10, 1990.
• Session Chair, Session 3A, Separability-I, 2nd Canadian Conference on Computational Geometry, University of Ottawa, August 6-10, 1990.
• Session Chair, Session 3B, Separability-II, 2nd Canadian Conference on Computational Geometry, University of Ottawa, August 6-10, 1990.
• Session Chair, Problems & Solutions Session, 2nd Canadian Conference on Computational Geometry, University of Ottawa, August 6-10, 1990.
• Program Committee Member, Computer Graphics International'90, Singapore, June 26-30, 1990.
• Organizing Committee Member, Second Canadian Conference on Computational Geometry, University of Ottawa, August 6-10, 1990.
• Session Chair, Session on Curves and Surfaces, Computer Graphics International'90, Singapore, June 29, 1990.
• Organizer, Workshop on Illuminating Sets, Bellairs Research Institute of McGill University, Barbados, February 3-9, 1990.
• Invited Participant, DIMACS Workshop on Geometric Complexity, Princeton University, Princeton, N.J., October 16-20, 1989.
• Session Chairman, First Canadian Conference on Computational Geometry, McGill University, August 20-25, 1989.
• Co-Founder and Organizing Committee Member, First Canadian Conference on Computational Geometry, McGill University, August 20-25, 1989.
• Organizer, Workshop on Minimal Spanning Covers of Sets, Bellairs Research Institute of McGill University, Barbados, February 4-10, 1989.
• Program Committee Member, Computer Graphics International'88, Geneva, Switzerland, May 24-27, 1988.
• Chairman, Session on Geometric Modeling, Computer Graphics International'88, Geneva, Switzerland, May 24-27, 1988.
• Chairman, Session 11, Pattern Recognition in Practice III, Amsterdam, May 18-20, 1988.
• Chairman, Session 12, Pattern Recognition in Practice III, Amsterdam, May 18-20, 1988.
• Chairman, Session on Polyhedra, Third ACM Symposium on Computational Geometry, University of Waterloo, June 8-10, 1987.
• Program Committee Member, Third ACM Symposium on Computational Geometry, University of Waterloo, June 8-10, 1987.
• Chairman, Session on Computational Geometry, IEEE International Symposium on Information Theory, St. Jovite, Quebec, September, 1983.
• Program Committee Member, IEEE International Symposium on Information Theory, St. Jovite, Quebec, September, 1983.
• Panelist, On the Presence of Fuzziness, Vagueness, and Approximation in Scientific Theories and Various Ways of Dealing with Them, Second World Conference on Mathematics, Las Palmas, Spain, June 1982.
• Panelist, Classify or Describe, Second World Conference on Mathematics, Las Palmas, Spain, June 1982.
• Chairman, Session on Pattern Recognition, IEEE International Symposium on Information Theory, Les Arcs, France, June 1982.
• Panelist, Pattern Recognition-Theory and Practice, NATO Advanced Study Institute on Pattern Recognition Theory and Applications, Oxford University, April 1981.
• Panelist, Pattern Recognition and Education, NATO Advanced Study Institute on Pattern Recognition Theory and Applications, Oxford University, April 1981.
• Panelist, Hybrid Methods of Pattern Recognition, NATO Advanced Study Institute on Pattern Recognition Theory and Applications, Oxford University, April 1981.
• Chairman, Session on Geometric Methods, NATO Advanced Study Institute on Pattern recognition Theory and Applications, Oxford University, April 1981.
• Moderator, Panel Discussion on Decision Theoretic Methods, NATO Advanced Study Institute on Pattern Recognition Theory and Applications, Oxford University, April 1981.
• Chairman, Session on Line Drawing and Contour Analysis, Fifth International Conference on Pattern Recognition, Miami, December 1980.
• Program Committee Member, Fifth International Conference on Pattern Recognition, Miami, December 1980.
• Chairman, Session on Algorithms in Pattern Classification, IEEE Computer Society Conference on Pattern Recognition and Image Processing, June 1978, Chicago.
• Chairman, Session on Statistical Pattern Recognition, Workshop on Pattern Recognition and Artificial Intelligence, April 1978, Princeton, N.J
• Program Committee Member, IEEE Computer Society Conference on Pattern Recognition and Image Processing, June 1977, Troy, N.Y
• Chairman, Session on Statistical Pattern Recognition, IEEE Computer Society Conference on Pattern Recognition and Image Processing, June 1977, Troy, N.Y
• Chairman, Session on Probability and Information Theory, Conference of the Statistical Science Association of Canada, 1974, Toronto.

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